the area of a circle is 94pi squared meters. What is the radius of the circle?

Answers

Answer 1

Answer: 47

Step-by-step explanation:

Radius is half of a crickets so if you divide 94 by 2 you will get 47


Related Questions


Please help me with these math problems! I have had so much going on lately and haven't had time to do them
Will give lots of points and make brainliest please help

Answers

tan A = 3/4

tan B = 4/3

tan S = 12/5

tan Q = 5/12

1. 3/4
2. 4/3
3. 12/5
4. 5/12


A line that includes the points (-9,-5) and (-10, j) has a slope of -10. What is the value of J

Answers

Answer:

j = -15

Step-by-step explanation:

Given that,

A line that includes the points (-9,-5) and (-10, j) has a slope of -10.

The slope of a line for which two points are given is :

[tex]m=\dfrac{y_2-y_1}{x_2-x_1}\\\\-10=\dfrac{j-(-5)}{-10-(-9)}\\\\10=\dfrac{j+5}{-10+9}\\\\10=\dfrac{j+5}{-1}\\\\-10=j+5\\\\j=-10-5\\\\j=-15[/tex]

So, the value of j is equal to -15.

a. Miss Butler made a circle graph to show the grades on the term papers. There were 14 B's, 10 A's, and 8 C's.​

Answers

I actually I’m really confused sorry can’t answer

An angle measures 130° more than the measure of its supplementary angle. What is the measure of each angle?

Answers

Answer:

An angle measures 130° more than the measure of its supplementary angle.

Therefore the required angle is (180°-130°)°=50°

50° is the right answer.

The measure of the angle is A = 50° and the supplementary angles are given by 130° and 50°

What are Supplementary and Complementary Angles?

Supplementary angles are two angles that have a sum of 180°.

Complementary angles are two angles that have a sum of 90°.

Given data ,

Let the first angle be represented as A

Now , the value of A is

Let the second angle be represented as B

And , the value of B is B = 130°

The angles A and B are supplementary

So , A + B = 180°

On simplifying , we get

The measure of A + 130° = 180°

Subtracting 130° on both sides , we get

The measure of angle A = 180° - 130°

The measure of angle A = 50°

Hence , the measure of angle is 50°

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The weight of an object on the moon is 1/6 its weight on earth. If a bowling ball weighs 12 and 1/2 pounds on earth, how much does it weigh on the moon?

Answers

12.5/6=2.08 pounds on the moon

What’s the answer pls

Answers

Answer:

Step-by-step explanation:

There is no bird on the spinner. therefore the answer is impossible because there is no bird.

Answer:

Impossible - There's no bird on the wheel.

Step-by-step explanation:

Fatoumata observes marble travel along a horizontal path at a constant rate. The marble travels 1/12 of the length of the path in 4 2/3 seconds. At that rate, how many seconds does it take the object to travel the full length?

Answers

That’s would be 12 times 4 2/3 so the answer is 56 seconds

8. Put these numbers into least to greatest order: 8/10, 0.08, 81%, 0.7

Answers

ANSWER

0.08 then 0.7 then 8/10 then 81%

Explanation

im going to put everything into fraction because i think it would be easier for u to understand

8/10 > 80/100

0.08> as a fraction is > 8/100

81% as a fraction is 81/100

and last but not least, 0.7 as a fraction is 70/100

so order these from least to greatest

8/100 then 70/100 then 80/100 and then 81/100.

so it would be

0.08 then 0.7 then 8/10 then 81%

^is ur answer

hope this helps.

:)

5 star and brainliest please?

The ratio of two numbers is 7:5. The product of these numbers is 140. What is the smaller if these two numbers?

Answers

Step-by-step explanation:

7x×5x=140

35x²=140

x²= 4

x=2

Smaller number = 5x = 5×2=10

Hope this helps you.

Select all of the ratios that are equivalent to 6:16. 2:8 3:8 1218 3080 18 to 48

Answers

Answer:

c and d

Step-by-step explanation:

The equivalent ratios to 6 : 16 are, 3 : 8, 30/80 and 18 to 48.

What are ratio and proportion?

A ratio is a comparison between two similar quantities in simplest form.

Proportions are of two types one is the direct proportion in which if one quantity is increased by a constant k the other quantity will also be increased by the same constant k and vice versa.

In the case of inverse proportion if one quantity is increased by a constant k the quantity will decrease by the same constant k and vice versa.

Given, A ratio 6 : 16 = 3 : 8.

So, One equivalent ratio is 3 : 8.

Now, Going through options,

10×3 : 10×8.

= 30 : 80.

= 30/80.

6×3 : 6×8.

= 18 : 48.

= 18 to 48.

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The cost to produce a batch of granola bars is approximately Normally distributed with a mean of $7.19 and a standard deviation of $0.86. If a random sample of 12 batches of granola bars is selected, what is the probability that the mean cost will be more than $7.00?


0.2220

0.2339

0.7653

0.7780

Answers

Answer:

0.7780

Step-by-step explanation:

To solve this question, we need to understand the normal probability distribution and the central limit theorem.

Normal probability distribution

When the distribution is normal, we use the z-score formula.

In a set with mean [tex]\mu[/tex] and standard deviation [tex]\sigma[/tex], the zscore of a measure X is given by:

[tex]Z = \frac{X - \mu}{\sigma}[/tex]

The Z-score measures how many standard deviations the measure is from the mean. After finding the Z-score, we look at the z-score table and find the p-value associated with this z-score. This p-value is the probability that the value of the measure is smaller than X, that is, the percentile of X. Subtracting 1 by the pvalue, we get the probability that the value of the measure is greater than X.

Central Limit Theorem

The Central Limit Theorem estabilishes that, for a normally distributed random variable X, with mean [tex]\mu[/tex] and standard deviation [tex]\sigma[/tex], the sampling distribution of the sample means with size n can be approximated to a normal distribution with mean [tex]\mu[/tex] and standard deviation [tex]s = \frac{\sigma}{\sqrt{n}}[/tex].

For a skewed variable, the Central Limit Theorem can also be applied, as long as n is at least 30.

Population:

We have that [tex]\mu = 7.19, \sigma = 0.86[/tex]

Sample of 12:

[tex]n = 12, s = \frac{0.86}{\sqrt{12}} = 0.2483[/tex]

What is the probability that the mean cost will be more than $7.00?

This is 1 subtracted by the pvalue of Z when X = 7. So

[tex]Z = \frac{X - \mu}{\sigma}[/tex]

By the Central Limit Theorem

[tex]Z = \frac{X - \mu}{s}[/tex]

[tex]Z = \frac{7 - 7.19}{0.2483}[/tex]

[tex]Z = -0.765[/tex]

[tex]Z = -0.765[/tex] has a pvalue of 0.222

1 - 0.222 = 0.778

So the answer is 0.7780

explain why 15 + 1/2n is an algebraic expression ​

Answers

Because there is a variable

The expression 15 + 1/2n is an algebraic expression because, the expression contains a variable and this variable is Variable n.

Discussion:

A determining factor for concluding which expression is algebraic or not is the presence or absence of a variable.

However, in this case, the expression, 15 + 1/2n is an algebraic expression due to the fact that it contains a variable, n.

Read more on algebraic expressions;

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Boxes of cereal are labeled as containing 14 ounces. Following are the weights, in ounces, of a sample of 12 boxes. Assume that the population is normally distributed. 14.02 13.97 14.11 14.12 14.1 14.02 14.15 13.97 14.05 14.04 14.11 15.08 Find the sample standard deviation s. Round the answer to three decimal places.

Answers

Answer:

There are multiple answers

Step-by-step explanation:

A popular soft drink is sold in 2-liter (2,000-milliliter) bottles. Because of variation in the filling process, bottles have a mean of 2,000 milliliters and a standard deviation of 20, normally distributed. a. If the process overfills the bottle by more than 50 milliliters, the overflow will cause a machine malfunction. What is the probability of this occurring

Answers

Answer:

0.0062 = 0.62% probability of this occurring

Step-by-step explanation:

When the distribution is normal, we use the z-score formula.

In a set with mean [tex]\mu[/tex] and standard deviation [tex]\sigma[/tex], the zscore of a measure X is given by:

[tex]Z = \frac{X - \mu}{\sigma}[/tex]

The Z-score measures how many standard deviations the measure is from the mean. After finding the Z-score, we look at the z-score table and find the p-value associated with this z-score. This p-value is the probability that the value of the measure is smaller than X, that is, the percentile of X. Subtracting 1 by the pvalue, we get the probability that the value of the measure is greater than X.

In this question, we have that:

[tex]\mu = 2000, \sigma = 20[/tex]

a. If the process overfills the bottle by more than 50 milliliters, the overflow will cause a machine malfunction. What is the probability of this occurring

Probability of filling the bottle with more than 2000 + 50 = 2050 milliliters, which is 1 subtracted by the pvalue of Z when X = 2050. So

[tex]Z = \frac{X - \mu}{\sigma}[/tex]

[tex]Z = \frac{2050 - 2000}{20}[/tex]

[tex]Z = 2.5[/tex]

[tex]Z = 2.5[/tex] has a pvalue of 0.9938

1 - 0.9938 = 0.0062

0.0062 = 0.62% probability of this occurring

Zack and Noah jogged 2/5 of a mile and walked another 1/4 of a mile. How far did they go in all?

Answers

Find a common denominator. The lowest one would come from you multiplying 2/5 by 4 on each side and 1/4 by 5 on each side. You are left with 8/20 and 5/20, added together would be 13/20.

John estimates that there is 150 people at the party . After counting, there are actually 148 at the people . Fine the percent error​

Answers

Answer:

Step-by-step explanation:

The estimate was off by 2 people.  The error was thus -2/148, or about 1%.

25% of 200. Find the percentage of the number

Answers

Answer:

50

Step-by-step explanation:

0.25 * 200 = 50

25% of 200 is 50

Answer:

50

Step-by-step explanation:

25% of 100 is 25 so add another 100 so u have to add 25

I need help please.

Answers

Answer:

D 18 percent

Step-by-step explanation:

So a percent s out of a hundred and you have 50 so it is more easy to double everything and make it a hundred

the equation should be 18 is what percent of 100 which is the same thing as 18/100

18 divided by 100 is .18

There were 26 students in the classroom. 14 of the students went to the cafeteria and the rest went to the gym. What percentage of students went to the cafeteria? ​

Answers

Answer:

About 53% percent of the students went to the cafeteria.

Step-by-step explanation:

there are 26 students and 14 left that can be put into the fraction 14/26.

To find the percentage you then divide 14 by 26 and turn it into a percent and you get something like 53.846... but you can simplify it to 53%

Answer

54

Step-by-step explanation:

can someone plz solve this 3.2/9 = x/36

Answers

Answer:

The answer is 12.8

Step-by-step explanation:

I looked it up

x=12.8 because 4*9 equals 36 so you have to do the same with 3.2*4 which equals 12.8. hope this helped!

PLEASE ANSWER ASAP !!!!!!!!!!!!!!!!!!! WILL GET BRAINLEST IF CORRECT!!!!!!!!!!!!!!!!!!!!!!

Answers

Answer:

55 degrees

Step-by-step explanation:

imma look what dis is

Answers

Answer:

its loading but ill help!

Step-by-step explanation:

I don’t see anything it’s just grey and when you press on it it’s black

An environmental study was conducted. It reported that houses with more inhabitants do not necessarily produce more or less trash. What can be determined?
A. There is no correlation between number of inhabitants and amount of trash produced.
B. There is a correlation between number of inhabitants and amount of trash produced. However, there is no causation. This is because there is probably an increase in the amount of trash produced with an increase in the number of inhabitants.
C. There is a correlation between number of inhabitants and amount of trash produced. There may or may not be causation. Further studies would have to be done to determine this.

Answers

Answer:

C.

Step-by-step explanation:

There's no problem for now but it still needs to be monitored in case something might happen.

The circumference of a circle is 14 pi ft. Find its diameter, in feet

Answers

Answer:

14

Step-by-step explanation:

Please let me know if you want me to add an explanation as to why this is the answer/how I got this answer. I can definitely do that, I just wouldn’t want to write it if you don’t want me to :)

Answer:

The formula for area of a circle is:

A

=

π

r

2

, where

A

=

area,

π

=

22

7

, and

r

=

radius.

Since we know that the radius is half the diameter of a circle, we know that the radius of the given circle is

14

2

=

7

f

t

.

Hence:

A

=

π

r

2

A

=

22

7

×

7

2

A

=

22

7

×

7

×

7

A

=

22

7

×

7

×

7

A

=

22

×

7

A

=

154

Awnser All 4 boxes pls

Answers

-_- 1x2 3x4 2 3d 34rs 4543 3456

Isaac was having cookies and milk with his
little brother. He got out a jug that held
16 cups of milk. Isaac drank 1 cups and
his brother drank 12 cups. How much
milk was left in the jug?

Answers

Answer:

There is now 3 cups of m ilk left in the jug.

Step-by-step explanation:

12+1=13 | 13-16=3

ANSWER: 3

k ≥0
plz help

what is it?

Answers

[tex]\text{Hey there!}[/tex]

[tex]\bold{The\ result\ should\ be\ the\ same\ thing\ as\ the\ equation... You\ don’t}\\\bold{have\ enough\ information\ to\ solve\ for\ it!}[/tex]

[tex]\boxed{\bold{Answer: k\geq 0\boxed{\bold{It\ is\ a\ CLOSED\ circle\ SHADED\ to\ the\ RIGHT}}}}\huge\checkmark[/tex]

[tex]\text{Good luck on your assignment and enjoy your day!}[/tex]

~[tex]\frak{Amphitrite1048}[/tex]

Solve the system of equations by substitution - 5x+8y= -86
y=6x-43 ​

Answers

Answer:

(6 ,-7)

Step-by-step explanation:

[tex] - 5x + 8y = - 86 \\ y = 6x - 43 \\ - 5x = - 86 - 8y \\ x = 17.2 + 1.6y \\ y = 6(17.2 + 1.6y) - 43 \\ y = 103.2 + 9.6y - 43 \\ 8.6y = - 60.2 \\ y = - 7 \\ [/tex]

[tex]x = 17.2 + 1.6( - 7) \\ x = 17.2 - 11.2 \\ x = 6[/tex]

GEOMETRY Find the perimeter of the regular polygon.
3(x - 1)
5x - 6

Answers

Answer:

7.5

Step-by-step explanation:

The perimeter of the regular pentagon will be 7.5 units.

What is the perimeter of the regular polygon?

All the sides of the regular polygon are congruent to each other. The perimeter of the regular polygon of n sides will be the product of the number of the side and the side length of the regular polygon.

P = (Side length) x n

The sides of the regular polygon are 3(x - 1) and (5x - 6). Then the value of the variable x will be

3(x - 1) = 5x - 6

3x - 3 = 5x - 6

2x = 3

x = 1.5

Then the side length of the regular pentagon will be

Side = 3(1.5 - 3)

Side = 3 (0.5)

Side = 1.5

Then the perimeter of the regular pentagon will be

P = 5 x 1.5

P = 7.5 units

The perimeter of the regular pentagon will be 7.5 units.

More about the perimeter of the regular polygon link is given below.

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Which graph represents a function?

Answers

the bottom right

it goes like \
~\

ish.


just going by the picture it’s the only one on the second row
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