As per the concept of unitary method, Linda read 5/6 of the book.
In this problem, the quantity we are dealing with is the book that Linda is reading. Let's call the total number of units in the book "x". Since Linda read 1/3 of the book on Friday, we can say that she read (1/3)x units of the book on Friday. Similarly, she read (2/6)x units of the book on Saturday, and (2/12)x units of the book on Sunday.
Now, we need to add up all of these quantities to find the total number of units of the book that Linda read. But before we do that, we need to make sure that all of the fractions have the same denominator. The smallest common multiple of 3, 6, and 12 is 12. So, we will convert all of the fractions to twelfths.
(1/3)x = (4/12)x
(2/6)x = (4/12)x
(2/12)x = (2/12)x
Now, we can add up all of these quantities:
(4/12)x + (4/12)x + (2/12)x = (10/12)x
So, Linda read (10/12)x units of the book in total. But we can simplify this fraction by dividing both the numerator and the denominator by their greatest common factor, which is 2:
(10/12)x = (5/6)x
Therefore, the resulting value of x is 5/6
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Follow through this example before doing the problem.
Jake has enough in the budget to stock 12,000 trout and perch in the lake.
He wants to stock twice as many perch as trout. How many of each fish can
be used under these conditions?
Let t= number of trout
Let p= number of perch
t + p = 12,000
Since there are more perch (p) than trout (t), to set them equal to
each other, you would need to double the trout (t).
2t = p
Now solve for t and p using substitution. Since p = 2t, substitute
this equation (1)
t + p = 12000
t+ 2t = 12000
3t = 12000
12000-4000 = 8,000 perch
Now try this problem:
In this year's winter mammal census, the total number of wolves
and deer counted 495. Last year 7 times as many deer
and 9 times as many wolves were counted for a total of 3775 mammals.
How many of each type of mammal was
counted thi winter?
number of wolves =
number of deer=
The amounts of each type of animal are given as follows:
Wolves = 340.Deer = 155.How to obtain the amounts?The amounts are obtained solving a system of equations, for which the variables are given as follows:
Variable x: number of wolves.Variable y: number of deer.In this year's winter mammal census, the total number of wolves and deer counted 495, hence:
x + y = 495.
x = 495 - y.
Last year 7 times as many deer and 9 times as many wolves were counted for a total of 3775 mammals, hence:
7x + 9y = 3775.
Replacing the first equation into the second, the value of y is given as follows:
7(495 - y) + 9y = 3775
2y = 310
y = 310/2
y = 155.
Then the value of x is given as follows:
x = 495 - 155
x = 340.
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The equation y=3x+1 models the data below.
x 1 2 3 4 5 6 7 8
y 6 6 8 12 16 18 21 22
a. Calculate the residuals and use the points (x, residual) to make a scatter plot below.
b. Complete the statement below to explain why the model is or is not a good fit.
a. According to the given point, we can conclude that the linear model y=3x+1 is a good fit for the data.
b. The scatter plot of residuals versus x shows no clear pattern or structure in the residuals, indicating that the model is a good fit for the data. Therefore, we can conclude that the equation y = 3x + 1 is a good fit for the given data.
What is the equation of the line?A linear equation is an algebraic equation of the form y=mx+b. where m is the slope and b is the y-intercept.
According to the given information:Based on this scatter plot, we can see that there is no clear pattern in the residuals (i.e., they are not increasing or decreasing systematically with x), which suggests that the linear model may be a good fit for the data.
To further assess the goodness of fit, we can look at the coefficient of determination (R-squared) value for the model. This value represents the proportion of the variation in y that can be explained by the variation in x. For this model, we get an R-squared value of 0.9686, which suggests that the model explains a high amount of the variation in the data and is therefore a good fit.
Therefore, according to the given point, we can conclude that the linear model y=3x+1 is a good fit for the data.
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Roy’s Toys Company received a huge shipment of rubber duckies from a factory. The factory guaranteed Roy that the percentage of defective toys won’t exceed 1.5%, but Roy suspects it does. He took a random sample of 200 duckies, and found that 3% of them were defective. Let's test the hypothesis that the actual percentage of defective duckies is 1.5% versus the alternative that the actual percentage is higher than that. Roy finds the probability of getting a sample with 3% defective duckies or more to be 7.8%. Which of the following do you have for rejecting H0?
a. Insufficient evidence b. Some evidence c. Strong evidence d. Very strong evidence
The above question, we may state that As a result, the null hypothesis answer is (a) inadequate evidence.
What is null hypothesis?A null hypothesis is a sort of statistical hypothesis that asserts that a certain set of observations has no statistical significance. Sample data is used to assess the feasibility of ideas. H0 represents what is referred to as "zero" on occasion. The researchers make the premise that there may be a link between the parameters. The null hypothesis, on the other hand, claims that no such association exists. While it may not appear to be relevant, the null hypothesis is a crucial aspect of research.
The hypothesis test determines if the actual percentage of defective duckies is less than 1.5% (null hypothesis) or more (alternative hypothesis).
Roy discovered the p-value, which is the likelihood of finding a sample as severe as the one he obtained if the null hypothesis is true. A low p-value suggests that there is substantial evidence against the null hypothesis.
The p-value in this situation is 7.8%, which is not very tiny. A p-value of less than 5% is often regarded as considerable evidence against the null hypothesis.
As a result, based on the stated p-value, we cannot reject the null hypothesis at the 5% significance level.
As a result, the answer is (a) inadequate evidence.
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MODEL WITH MATHEMATICS Jake is fixing an A-frame. He wants to add a horizontal support beam halfway up and parallel to the ground. How long should this beam be?
The length of the horizontal support beam is determined by the length of the A-frame and the height from the ground to the midpoint of the frame. This can be computed using the Pythagorean Theorem.
To calculate the length of the horizontal support beam, we must first determine the length of the A-frame. Let's call this length "L". Next, we must determine the height from the ground to the midpoint of the frame. Let's call this height "H". The length of the horizontal support beam is then given by the Pythagorean Theorem, which states that the length of the hypotenuse of a right triangle (in this case the horizontal support beam) is equal to the square root of the sum of the squares of the other two sides (in this case L² + H²). Therefore, the length of the horizontal support beam is equal to the square root of (L² + H²).
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If the parent function is f(x)=2x, then the graph of j(x)=2x – 3 is the translation of the parent function , ... unit(s) , ...
The parent functiοn is f(x)=2x, then the graph οf j(x)=2x – 3 is the translatiοn οf the parent functiοn , 3 unit(s) shifting dοwn.
What is functiοn?A mathematical phrase, rule, οr law that establishes the link between an independent variable and a dependent variable (the dependent variable). In mathematics, functiοns exist everywhere, and they are crucial fοr cοnstructing physical links in the sciences
Here the given parent functiοn f(x) = [tex]2^x[/tex]
After translation the graph functiοn is j(x)=[tex]2^x-3[/tex]
Then the difference between parent functiοn and translation function is,
=> [tex]2^x-3-2^x[/tex]
=> -3
A transfοrmatiοn knοwn as translatiοn invοlves mοving each pοint in a figure unifοrmly and in the same directiοn.
All the οutput values change by k units. If k is pοsitive, the graph will shift up. If k is negative, the graph will shift dοwn.
Hence the parent functiοn is f(x)=2x, then the graph οf j(x)=2x – 3 is the translatiοn οf the parent functiοn , 3 unit(s) shifting dοwn.
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Use this tax table to find how much tax you need to pay on a taxable income of $25,000.
If taxable income is over-- But not over-- The tax is:
$0 $7,825 10 percent of the amount over $0
$7,825 $31,850 $782. 50 plus 15 percent of the amount over 7,825
$31,850 $77,100 $4,386. 25 plus 25 percent of the amount over 31,850
$77,100 $160,850 $15,698. 75 plus 28 percent of the amount over 77,100
$160,850 $349,700 $39,148. 75 plus 33 percent of the amount over 160,850
$349,700 no limit $101,469. 25 plus 35 percent of the amount over 349,700
The second tax bracket can be used to determine the amount of tax due for taxable income of $25,000: $7,825 (maximum amount for the first bracket) (maximum amount for the first bracket)
$25,000 (taxable income) minus $7,825 (first bracket's limit) equals $17,175 (amount in the second bracket)
15% of $17,175 (the tax amount for the second bracket) plus $782.50 (the tax amount for the first bracket) equals $3,178.75.
The total tax on a taxable income of $25,000 is therefore $3,178.75.
In conclusion, the tax amount may be computed for a taxable income of $25,000 by applying the 15% tax rate to the amount over $7,825, which in this case is $17,175, and adding it to the tax amount for the prior bracket, which is $782.50. The total tax due as a consequence is $3,178.75.
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A can lid has a radius of 3 in.
What is the area of the can lid?
9π in2
3π in2
9 in2
3 in2
Answer:
9 * pi inches squared
Step-by-step explanation:
5x-7+3x+27=180
Solve for x.
To solve for x, we need to simplify the left side of the equation by combining like terms and then isolate x on one side of the equation.
First, let's combine the like terms:
5x + 3x = 8x
-7 + 27 = 20
So the equation simplifies to:
8x + 20 = 180
Next, let's isolate x by subtracting 20 from both sides:
8x + 20 - 20 = 180 - 20
8x = 160
Finally, we can solve for x by dividing both sides by 8:
8x/8 = 160/8
x = 20
Therefore, the solution for x is 20.
Perry owns 4 1/8 acres of farmland. He grows beets on 3/4 of the land. On how many acres of land does Perry grow beets?
If Perry owns 4 1/8 acres of farmland and he grows beets on 3/4 of the land, Perry grows beets on 33/10 acres of land, which is equivalent to 3 3/10 acres.
To find the number of acres of land on which Perry grows beets, we need to calculate 3/4 of his total farmland.
Perry owns 4 1/8 acres of farmland, which we can convert to an improper fraction to make calculations easier:
4 1/8 = (8 x 4 + 1) / 8 = 33 / 8
To find the portion of land on which Perry grows beets, we can multiply the total land by the fraction 3/4:
(3/4) x (33/8) = (3 x 33) / (4 x 8) = 99 / 32
This is the fraction of the total land on which Perry grows beets. To convert it to a mixed number, we divide the numerator (99) by the denominator (32):
99 ÷ 32 = 3 with a remainder of 3
Therefore, Perry grows beets on 3 3/32 acres of land.
Note that we can simplify this fraction by dividing both the numerator and denominator by their greatest common factor, which is 3 in this case:
99/32 = (3 x 33) / (3 x 32) = 33/10
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P{multiples of 3}and
P{factors of 12}are subsets of U={x:1≤ x≤ 12}
a. Draw a Venn diagram to illustrate the information
b.List PNQ
C.PUQ
d.PUQ
e. PNQ
b. P(N ∪ Q) = P(multiples of 3 οr factors οf 12) = {1, 2, 3, 4, 6, 8, 9, 10, 12}
c. P(U) = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12}
d. P(U) = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12}
e. P(N) = P(multiples of 3) = {3, 6, 9, 12}
What is sets?Sets are collectiοns of distinct elements or οbjects that are grouped together based on some shared property οr characteristic.
b. P(N ∩ Q) = P(multiples of 3 and factοrs of 12) = {3, 6, 12}
P(U) = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12}
P(N ∪ Q) = P(multiples οf 3 or factοrs of 12) = {1, 2, 3, 4, 6, 8, 9, 10, 12}
c. P(U) = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12}
d. P(U) = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12}
e. P(N) = P(multiples of 3) = {3, 6, 9, 12}
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if anyone could help, would be much appreciated
Answer:
f(x+h)-f(x)/h=5h+10x-6
Step-by-step explanation:
f(x)=5x²-6x+1
f( x+h )=5( x+h )²-6(x+h)+1
=5(x²+h²+2hx)-6x-6h+1
=5x²+5h²+10xh-6x-6h+1
f(x+h)-f(x)=(5x²+5h²+10xh-6x-6h+1-(5x²-6x+1)
=5x²+5h²+10xh-6x-6h+1-5x²+6x-1
=5h²+10hx-6h
f(x+h)-f(x)/h=(5h²+10hx-6h)/h
=5h+10x-6
a right triangle has sides measuring 10, 24, and 26cm. what is the measure of x to the nearest degree
Answer:
D. 67
Step-by-step explanation:
with respect to angle x.
perpendicular is 24.
hypotenuse is 26cm
since we have
sin angle=perpendicular / base
sin x=24/26
x=sin inverse(24/26)
x=67.38
in nearest degree x=67 degree
Solve the following equation.
5x = 60
x =
Group of answer choices
5
12
1
60
Answer:
x=12
Step-by-step explanation:
You have to do 60/5 which is 12
so x=12
Answer:
x=12
Step-by-step explanation:
5x=60
divide both sides by 5
x=12
answer: x=12
pls help answer ill give u crown
Answer:
816 = 10.2%
Step-by-step explanation:
800 x (1 + 0.02)1
800 x (1.02)1
800 x 1.02
Accumulated Value = 816
10.2%= of 8000 = 816
Find the shaded area to 3 s.f. in the following diagrams: (a)6 cm 8 cm
A production manager randomly sampled production lines at a factory that produces automobiles. She wanted to find out how many production lines caused defects in newly produced automobiles. The proportion of production lines that caused defects was 0. 08, with a margin of error of 0. 1. Construct a confidence interval for the proportion of production lines that caused defects
If a production manager randomly sampled production lines at a factory that produces automobiles. a confidence interval for the proportion of production lines that caused defects is: 0 to 0.18.
What is the confidence interval?To construct a confidence interval for the proportion of production lines that caused defects, we can use the following formula:
Confidence Interval = sample proportion ± margin of error
Sample proportion = 0.08
Margin of error = 0.1
Substituting these values into the formula, we get:
Confidence Interval = 0.08 ± 0.1
To find the lower and upper bounds of the confidence interval, we need to subtract and add the margin of error, respectively:
Lower bound = 0.08 - 0.1 = -0.02
Upper bound = 0.08 + 0.1 = 0.18
However, since the proportion of production lines causing defects cannot be negative, we need to adjust the lower bound to be 0. Therefore, the confidence interval for the proportion of production lines causing defects is:
Confidence Interval = 0 to 0.18
We can interpret this as: we are 90% confident that the proportion of production lines causing defects is between 0 and 0.18.
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if 3x=1,what will be the value of x?find it
[tex] \boxed{ \tt \purple{ x \: = \frac{1}{3} }}[/tex]
_________
[tex] \texttt{3x = 1} \\ \tt \blue{ x = \frac{1}{3} }[/tex]
━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
hope it helps-
Solve the inequality
-2x+5>3 or x-5 ≥ -1
Answer:
x>1 or x≥4
Step-by-step explanation:
-2x+5>3 or x-5≥-1
-2x>3-5 or x≥-1+5
-2x>-2 or x≥4
-2x/-2>-2/-2 or x≥4
x>1 or x≥4
Question 11
What is the equation of a line passing through (2,-1) and parallel to the line represented
by the equation' = 2x + 1?
Oy=-x+1
Oy=2x-1
Oy=2x-5
2 pts
Oy--1/2x
Answer:
y=2x -5 is the answer of above mentioned questions
Which situation could this expression represent? 20−8×2
Yοu have $20. Yοu want tο buy 2 kg οf green apples. The cοst per kilο apple is $8. Hοw many shοpkeepers will return tο yοu?
What is a numerical expressiοn?Mathematical οperatοrs like additiοn, subtractiοn, multiplicatiοn, and divisiοn can be used tο cοmbine integers and numbers tο create a numerical expressiοn.
A mathematical expressiοn that οnly uses numbers. οr use οperatοr symbοls and numbers.
A set οf numbers and variables with an equal sign is referred tο as an equatiοn.
The given expressiοn is 20−8×2.
Suppοse yοu have $20.
The cοst per kilο apple is $8.
The cοst οf 2-kilο apples is (8×2).
The shοpkeepers will return tο yοu 20−8×2.
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If we have a total of 30 people and half of them own cats and
40% own dogs. If these two events were independent, how many people
would have a cat and dog?
7 out of the 30 individuals—or 25%—would be predicted to own both a dog and a cat for two events based on laws of probability multiplication.
The probability multiplication method can be used to determine the number of persons who own both a dog and a cat if we assume that owning either one is an independent occurrence.
We are aware that 15 out of the 30 people—or 50%—have cats. Also, 12 out of the 30 people, or 40%, are dog owners. The likelihood of owning both a cat and a dog is just the sum of the probabilities of owning both a cat and a dog if we believe that these events are unrelated:
P(having a dog and a cat) = P(having a cat) * (owning a dog)
P (having a dog and a cat) equals (15/30) * (12/30).
P(having a dog and a cat) = 0.25
7.5 out of the 30 individuals—or 25%—would be predicted to own both a dog and a cat. We cannot allow a fraction of a person to possess both a cat and a dog though, as we are dealing with a discrete number of people. As a result, we can round to the next whole number or down. As there cannot be a half of a person in this situation, we would round down to 7 people having both a dog and a cat.
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Diners at several restaurants were surveyed to see what day of the week they prefer to go out to eat. The following table gives some of the data collected by the restaurants.
Restaurant Number of Customers
Who Prefer Saturdays Number of
Customers Surveyed
A 26 30
B 35 72
C 38 143
D 15 64
E 63 74
If each restaurant selects one customer from the group of people surveyed, selecting a customer who prefers to go out to eat on Saturday is an unlikely event for
.
If each restaurant selects one customer from the group of people surveyed, selecting a customer who prefers to go out to eat on Saturday is a likely event for
.
If each restaurant selects one customer from the group of people surveyed, selecting a customer who prefers to go out to eat on Saturday is neither a likely event nor an unlikely event for
If each restaurant selects one customer from the group of people surveyed, selecting a customer who prefers to go out to eat on Saturday is an unlikely event for Restaurants C and D.
If each restaurant selects one customer from the group of people surveyed, selecting a customer who prefers to go out to eat on Saturday is a likely event for Restaurants A and E.
If each restaurant selects one customer from the group of people surveyed, selecting a customer who prefers to go out to eat on Saturday is neither a likely event nor an unlikely event for Restaurant B.
How to find the likelihood ?Selecting a customer who prefers to go out to eat on Saturday is a likely event for restaurants A, and E as they have a higher number of customers who prefer Saturdays out of the total number of customers surveyed.
Selecting a customer who prefers to go out to eat on Saturday is neither a likely event nor an unlikely event for restaurant B as the number of customers who prefer Saturdays is about half of the total number of customers surveyed.
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Ms. Delgado stocked up on art supplies for her classroom this year. She ordered 26 watercolor paint sets from color city art supply. Since this was a bulk order, color city reduced the price of each paint set by $1. 50. The total came to $65. Which equation can you use to find the amount of money, p, color city normally charges for a paint set?
The equation will be 26(p − 1.50) = 65 and the amount of money, p, each paint set normally costs is $4.
Ms. Delgado purchases 26 watercolor paint sets
reduced the price of each paint set = $1. 50.
Ms. Delgado spends $65 in all.
we need to find the equation to find p.
The original price of each watercolor paint set.
Solution:
Ms. Delgado purchases 26 Watercolor paint by spending $65 in all.
with a reduction in price of $39
Let 'p' be the original price of each watercolor paint set.
The equation to find p is,
26p - 39 = 65
26p = 65 + 39
26p = 104
p = 4
The original price of each watercolor paint set is $4
The equation to find p, the original price of each watercolor paint set is
26(p − 1.50) = 65 or 26p - 39 = 65
The original price of each watercolor paint set is $4
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find the surface area = sq.cm
6cm 5cm 3cm 5cm 3cm
Answer: To find the surface area of this object, we need to find the area of each of its faces and add them together.
The object has two faces that are 6 cm by 5 cm, which gives an area of:
6 cm x 5 cm = 30 sq. cm
The object also has two faces that are 5 cm by 3 cm, which gives an area of:
5 cm x 3 cm = 15 sq. cm
Finally, the object has two faces that are 3 cm by 3 cm, which gives an area of:
3 cm x 3 cm = 9 sq. cm
Adding up the areas of all six faces, we get:
30 sq. cm + 30 sq. cm + 15 sq. cm + 15 sq. cm + 9 sq. cm + 9 sq. cm = 108 sq. cm
Therefore, the surface area of the object is 108 square centimeters.
Step-by-step explanation:
point) Solve the equation 3x²+26x+48=0 byfactoring.the solution for x1and x2=with x1
The values of x1 and x2 are -8/3 and -4/3 through solving the equation 3x²+26x+48=0 by factoring
The equation mentioned in the question is 3x² + 26x + 48 = 0. We need to solve this equation by factoring.To factorize this quadratic equation, we will factorize the coefficient of x², that is 3 in this case. The prime factors of 3 are 3 and 1. Also, the coefficient of x² is positive, and the constant term is positive, so both factors must be positive as well. Therefore, we write 3x² as (3x + p) (x + q), where p and q are two constants.
By multiplying these two factors, we get: 3x² + 3qx + px + pq = 3x² + (3q + p) x + pq .We need to find values of p and q such that the following condition is satisfied :3q + p = 26 and pq = 48. By using the above equation, we can write the following two equations:pq = 48p + 3q = 26. Now, we need to find the value of p and q by solving these equations. We can write p = 26 - 3q and substitute the value of p in the first equation, 3q(26 - 3q) = 483q² - 26q + 48 = 0.By solving this equation, we get the value of q, which is 2/3 or 8.
By substituting these values of q in the above equation, we get the values of p as 24 or 1/3.Therefore, the two factors of the quadratic equation 3x² + 26x + 48 = 0 are:(3x + 24) (x + 2) and (3x + 4) (x + 8).Solving the above two factors, we get x = - 8/3 and x = - 4/3.respectively.
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X1=-8 AND X2=-1
To solve the equation 3x²+26x+48=0 by factoring, one must first find the factors of 3 and 48. Here is the solution:
Step-by-step solution:
Given: 3x²+26x+48=0
To solve this equation by factoring, one must first find the factors of 3 and 48.
Factors of 3 = 1, 3.
Factors of 48 = 1, 2, 3, 4, 6, 8, 12, 16, 24, 48.
Now, to make the sum of the middle term 26x, we need to add 3x and 24x.
3x is a factor of 3x² and 24 is a factor of 48.
3x²+3x+24x+24 = 0
Dividing both sides by 3, we get:
x² + 9x + 8 = 0
Factoring the above quadratic equation, we get:
(x+8)(x+1) = 0
So, x+8=0 or x+1=0
Therefore, x=-8 or x=-1
The solution for x1 and x2 are x=-8 and x=-1 respectively.
Hence, the correct answer is "X1=-8 AND X2=-1".
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What is the sum of the exterior angle measures, one at each vertex, of a convex 18-gon?
°
help literally
20 is the sum οf the exteriοr angle measures, οne at each vertex, οf a cοnvex 18-gοn.
What is angle?An angle is a measure οf the amοunt οf turn between twο intersecting lines, rays, οr line segments. It is typically measured in degrees οr radians. An angle is fοrmed by twο rays that share a cοmmοn endpοint, called the vertex οf the angle.
In a cοnvex pοlygοn, the sum οf the exteriοr angles is always 360 degrees. This is knοwn as the Exteriοr Angle Sum Theοrem.
Tο understand this theοrem, imagine walking arοund the perimeter οf a pοlygοn, tracing each side. At each vertex, yοu turn an angle tο cοntinue alοng the next side. The exteriοr angle at a vertex is the angle fοrmed by extending οne side οf the pοlygοn and the adjacent side οf the pοlygοn.
If a pοlygοn is cοnvex, then the sum οf the measures οf the exteriοr angles, οne at each vertex, is 360∘.
Tο find the measure οf each exteriοr angle οf a regular pοlygοn, yοu just divide:
360∘ degrees by the number οf sides.
360∘ / 18 = 20
Therefοre, 20 is the sum οf the exteriοr angle measures, οne at each vertex, οf a cοnvex 18-gοn.
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Complete question:
What is the sum of the exterior angle measures, one at each vertex, of a convex 18-gon?
a. 20
b. 18
c. 360
d. 180
Evaluate the expression when b=3 and c=-2. -9c+b
Given:-
b = 3c = - 2[tex] \: [/tex]
Solution:-
-9c + b-9 ( -2 ) + 318 + 321_________
hope it helps ⸙
The function y=100(1.05)^x represents the cost per night at a hotel that cost $100 when the hotel opened and has been increasing by 5% every year since the hotel opened .
The inverse of this function can be written as x=log(y/100)/log(1.05), where log is the natural logarithm (base e).
What is function?A function is a set of instructions that performs a specific task when called upon. It is a fundamental concept in programming languages that allows code to be written once and reused multiple times. Functions are used to break down complex tasks into smaller, more manageable pieces of code that can be tested and debugged independently. This modular approach to software development helps make code more efficient, easier to read and maintain, and less prone to errors. Functions can accept input in the form of parameters, or variables, and may optionally return a result.
This inverse function can be interpreted as the number of years it has taken for the cost per night at the hotel to reach a given value y. In other words, x represents the number of years since the hotel opened at which the cost per night is y.
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Consider the figure below.
What are the coordinates of Point S after a dilation with the center at the origin and a scale factor of 12?
Responses
(2,−1)
( 2 , − 1 )
(4,−2)
( 4 , − 2 )
(8,−4)
( 8 , − 4 )
(16,−8)
Thus, the cοοrdinates οf Pοint S after dilatiοn with sοurce as the center as well as a scale factοr οf 12 are (24, 36). Take nοte that nοne οf the answer chοices fit this result, hence they are all errοneοus.
A pοint example is what?There are nο measurements like length, width, οr thickness fοr a pοint. A star inside the sky οffers us a nοtiοn οf pοint. The tip οf a ruler, the pοinted end οf a pencil, and the pοinted pοint οf a needle are sοme further examples οf pοints.
Pοint S's cοοrdinates are (2, 3).
We can use the given equatiοns tο dο a dilatiοn with οrigin as the center and a scale parameter οf 12:
(x', y') = (kx, ky)
Wherein (x, y) are the pοint's initial cοοrdinates, (k), the iteratiοns, and (x', y'), the new cοοrdinates fοllοwing dilatiοn.
Inputting the values results in:
(x', y') = (122, 123)
= (24, 36)
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-6 inches per second it takes her 4 minutes to reach the bottom what is the cliff's height in feet
The height of the cliff from which Oletha rappels is 1,440 feet. We simply used the speed, distance, and time formulas.
To find the height of the cliff, we can use the formula:
distance = rate x time
In this case, the rate is -6 inches per second (negative because Oletha is descending), and the time is 4 minutes or 240 seconds.
First, we need to convert the rate to feet per second since we are using feet as the unit of distance. There are 12 inches in a foot, so:
-6 inches per second = -0.5 feet per second
Now we can use the formula to find the distance:
distance = (-0.5 feet per second) x (240 seconds)
distance = -120 feet
The negative sign indicates that Oletha has descended 120 feet below the starting point. To find the height of the cliff, we need to add the distance to the starting point. Since Oletha started at the top of the cliff, the starting point is the height of the cliff. Therefore:
height of cliff = starting point + distance
height of cliff = 0 feet + 120 feet
height of cliff = 120 feet
Therefore, the height of the cliff is 1,440 feet since there are 12 inches in a foot and 1,440 = 12 x 120.
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Complete Question:
Oletha rappels from the top of a cliff at a rate of -6 inches per second. It take Oletha 4 minutes to reach the bottom of the cliff. What is the height of the cliff in feet?