Find the radius of the circle given by the equation (x – 5)2 + (y - 3)2 = 225.

Answers

Answer 1

Answer:

The radius is 15

Step-by-step explanation:

In the equation, 225 is a square of a radius, so the radius itself is the square root of 225, which is 15.

Answer 2

Answer: the radius is 15

Step-by-step explanation:


Related Questions

Calculate the average rate of change over the interval from x=1 to x=3
-2

6

8

12

Answers

Answer:

The average rate of change over the given interval is 12

Step-by-step explanation:

Here, we want to calculate the average rate of change over the given interval

Mathematically, we can calculate the average rate of change using the formula below;

f(b) - f(a)/b-a

The f values are same as the y values

Thus, we have it that;

a = 1 and b = 3

f(a) = -5 and f(b) = 19

The average rate of change is thus;

(19-(-5))/(3-1) = 24/2 = 12

The density of a certain material is such that it weighs 9 kilograms for every 7 cubic feet of volume. Express this density in pounds per pint. Round your answer to the nearest hundredth.

Answers

Answer:

1.641× 10^-3 pounds/ cubic inch

Step-by-step explanation:

Density= mass / volume

Mass of the material= 9 kilograms

Volume= 7 cubic feet

Density= 9/7= 1.286 kg/ ft^3

Density= 1.286 kg/ ft^3

To Convert to pounds per inch

1 kg/ ft^3 = 0.00128 pound / cubic inch

1.286 kg/ ft^3 = X pounds/ cubic inch

X=( 1.286 × 0.00128)

= 0.0016407087 pounds/ cubic inch

= 1.641× 10^-3 pounds/ cubic inch

Hence,this density in pounds per inch is 1.641× 10^-3 pounds/ cubic inch

HELP ASAP!!!!!!!! 15 POINTS + BRAINLIEST!!!!!!

Answers

A) c=18
0.5c^2 +13=94
subtract 13 from both sides
0.5c^2 = 81
Square root of both sides to get c alone
0.5c=9
double c to make it just c
c=18

B) x=8
(x-2)^2+1=37
Subtract one from each side
(x-2)^2=36
square root each side
x-2=6
add the 2 over
x=8

A pair of sneakers cost $40 and there is a 30% markup rate. Find the selling price of the sneakers

Answers

Answer:

52 dollars

Step-by-step explanation:

40 times 1.3= 52

I really need help!
What is 1/5x+1/2=2(4/5x+1)

Answers

I think this is the answer !

A frequency distribution is a way to describe categorical data categorically.
O A. True
O B. False

Answers

true because Frequency disturbutions Can only be used with categorical data

Answer:

Its true

Step-by-step explanation:

make sure too look at the question you have and if its the same one, so if my answer was wrong for you then its because ur question was different from this one.

Three subtracted from x is greater than or equal to 15.

Answers

Answer:

3 - x ≥ 15

Step-by-step explanation:

3 - x ≥ 15

To make the perfect purple hue, the artist used cup of blue paint per batch and cup of red paint per batch. He wanted to make 17 batches of purple paint.
What does (17) represent?

Answers

Answer:

17 will represent the batches of purple paint he wanted to make. It also represents the number of cup needed for each blue and red paint.

Step-by-step explanation:

Hence, [tex]17[/tex] represents the number of cups required for the blue and red paint and it also represent the batches of purple paint he wants to do.

What is the equation?

The definition of an equation is a mathematical statement that shows that two mathematical expressions are equal.

Here given that,

To make the perfect purple hue, the artist used cup of blue paint per batch and cup of red paint per batch. He wanted to make [tex]17[/tex] batches of purple paint.

Hence, [tex]17[/tex] represents the number of cups required for the blue and red paint and it also represent the batches of purple paint he wants to do.

To know more about the equation

https://brainly.com/question/12788590

#SPJ2

Mhanifa please help me on this! I will mark brainliest

Answers

Answer:

D. 85°

Step-by-step explanation:

Exterior angle is equal to sum of non-adjacent interior angles:

x + 40° = 125°x = 125° - 40°x = 85°

Correct choice is D. 85

Answer:

d

Step-by-step explanation:

How do you solve for X? Is there a certain number you should get?

Answers

Answer:

No

Step-by-step explanation:

X+51 + 80 + 60 = 180

X + 191 = 180

X = 180-191

... gives a negative number

help me baecuase i need help on thios

Answers

The answer is 4 2/4 shorter than the brother

Answer:

41/12

Step-by-step explanation:

4 3/4 = 15/4 x 3 = 45/12 - 4/12 = 41/12

What is the reciprocal of 5 sixths?

pls help need it ASAP

Answers

Answer:The reciprocal of 5/6 is found by switching the numerator for the denominator and the denominator for the numerator. That means that the reciprocal of 5/6 is 6/5.

Answer:

1.2

Step-by-step explanation:

that should be it the answer

A store buys for 12$ each and marks up the price 25% what's is the price for a shirt at the store?

Answers

Answer:

$15

Step-by-step explanation:

25% of 12 is 3 so just add that to the original value

Answer:

$15

Step-by-step explanation:

Multiply the cost by the percentage mark up

12 × 25%

Convert the percentage into a decimal

12 × 0.25

3

Add the mark up to the original price

12 + 3

15

Melissa has more than 40 coins in her collection which inequality the nuber of coinsin melissas collection

Answers

Answer:

X > 40

Step-by-step explanation:

Given that:

Let number of coins in her collection is more Than 40

To represent the number of coins in Melissa's collection as an inequality :

Let total number of items in her collection = X

Coins in her collection > 40

Hence, coins in her collection can be represented as :

X > 40

Complete the function table.

Answers

Answer:

18

Step-by-step explanation:

8+10=18

hope this helps :)

Answer:

18

Step-by-step explanation:

10+8=18.

please help fast
8 Rotate the point (-3,-4) around the origin 180 degrees. State the image of the point.
A (-4,-3)
B (-4,3)
C (4, -3)
D (3, 4)

Answers

Answer: D (3,4) trust and believe

brainlyst pls I think I spelt is wrong

Step-by-step explanation:

When a line or shape or point is rotated, it must be rotated around a point.

The image of the point is D. (3,4)

The point is given as:

[tex]\mathbf{(x,y) = (-3,-4)}[/tex]

A 180-degree rotation across the origin is represented as:

[tex]\mathbf{(x,y) \to (-x,-y)}[/tex]

Substitute values for the coordinates of the point (x,y)

[tex]\mathbf{(-3,-4) \to (-(-3),-(-4))}[/tex]

Simplify

[tex]\mathbf{(-3,-4) \to (3,4)}[/tex]

Hence, the image of the point is D. (3,4)

Read more about rotations at:

https://brainly.com/question/15356082

someone please help me ​

Answers

Answer:

f(x)=x+2

Step-by-step explanation:

Pick any two points from the question and plug them into the equation y2-y1/x2-x1. In this case, I picked (0,2) and (1,3). Therefore, the equation will be   3-2/1-0. Simplify this to get 1/1 which is equal to 1. Therefore, the slope is equal to 1. Then pick a point and plug it into the point  slope form equation which is y-y1=m(x-x1) where m is the slope. In this case, I picked (0,2). Therefore, the equation will be y-2=(x-0). Simplify this to get y-2=x. You want to isolate y so you have to add 2 to both sides. This will make the equation y=x+2 which is the answer. Therefore, the answer is y=x+2 or f(x)=x+2.

If this answer has helped you, please mark it as brainliest

What are the x-intercepts of the graph of the following function y = 6x to the second power minus 12x - 18

Answers

Answer:

it would be 12x 26y doe to the problem

When Elias drives 100 miles on the highway, his car uses 4 gallons of gasoline. How much gasoline would his car use if he drives 250 miles on the highway?​

Answers

Answer: x = 10

Step-by-step explanation: 4 times 250 is 1000 and divided by 100 is 10

The edge of each cube used to build this rectangular prism is 12 inch long. Which equation shows the volume of the prism, in cubic inches?
(42 • 22 • 32) in.3 = 3 in.3


(82 • 62 • 122) in.3 = 72 in.3


(4 • 2 • 3) in.3 = 24 in.3


(412 • 212 • 312) in.3 = 3938 in.3

Answers

Answer:

(4/2 × 2/2 × 3/2) in.³ =3 in.³

Step-by-step explanation:

Please Help! Due in 20 minutes!!

Answers

Answer:

My brother and I agree it is the last option, 3 and 3/12. (: I hope it's correct.

Answer:

4 1/12

Step-by-step explanation:

= 2 1/4 + 1 5/6

= (9/4)3 + (11/6)2

= 27/12 + 22/12

= 49/12

= 4 1/12

) Evaluate the expression for v = 2.
5v + 3 =

Answers

Answer:

13

Step-by-step explanation:

Evaluate the expression for v = 2.

First, plug in 2 wherever v is seen.

5v + 3

5(2) + 3

Next, multiply.

5(2) + 3

10 + 3

Add.

10 + 3

13

Your final answer is 13.

Please let me know if there are any issues with this answer.

Answer:

i think this is algebra

Step-by-step explanation:

The first thing you have to do is open the multiplication parenthesis to substitute V for 2

5v + 3

5 (2) + 3

Now that you have the parenthesis, you multiply and then the result that you add.

5(2) or 5x2= 10 but is better with parenthesis.

10 + 3

=3

I hope this helps.

Can someone actually help me with this!!!!!

Answers

Answer:

Step-by-step explanation:

ahh this is a really tough one  :D  Does this happen to be an AP math class,  Pineapple    .. you are in advanced math :O.... good for you  :)

sooo what can we set equal

note the lines  have the same lenght, therefore the arc length will also be the same,  then they give us the other two lengths to make the entire circle , yay

so then just set all the arc lengths equal to 360 °

(3x+ 30) + (3x + 30 ) + 2x + 4x = 360  ( put like terms together )

12x +  60 = 360    ( subtract 60 from both sides )

12x = 300   ( divide both side by 12 )

x = 25

nice we now know X  :)

How many buckets have one full gallon of water?

Answers

Answer:

four just count the circles above the one

Rahim bought a car for ₹ 4, 35,000, spent ₹ 55,000 on repairs and sold it for ₹ 5, 50,000. What is his profit?

Please answer and thank you
Introduction please

Answers

Answer:

Hello! I am a Percy Jackson fan.

60,000

Step-by-step explanation:

This is because 435000 + 55000 = 490000.

Then, subtract that from 550000.

How long will it take Sarah to paint 11/12 of a fence if she painte 2/12 of the fence each day

Answers

Answer:

Sarah will take 5 and half day to complete paint on fence

hi guys can you answer my math question 7 and 8 ​

Answers

Answer:

7) 2

6

Because there are 2 plain white T-shirt and 4 other T-shirt . So , total T-shirt are 2 + 4 = 6

I don't know the correct answer of 8

I hope it will help you

plz mark me as brainliest

plz thank my answer

Does anybody know this answer

Answers

Answer:

its 90

Step-by-step explanation:

beacuse it is

Answer:

Step-by-step explanation:

Area of sphere is:

[tex]4\pi r^2[/tex]

So, we would have:

[tex]4\pi12^2=4\pi144=452.16\cdot4=\boxed{1808.64}[/tex]

Hope this helps.

What are rational numbers? Why is it important to study rational numbers?

Answers

Answer:

Rational numbers are real numbers that can be written in the form of p/q where p,q are integers and q ≠ 0. We use taxes in the form of fractions. When you share a pizza or anything. Interest rates on loans and mortgages.

A 6 square units
B 8 square units
C 10 square units
D 16 square units

Answers

The answer would be D which is 16 square units
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