3 years ago

If a circle is 9 pi cm what is the radius of the circle

Mathematics

1 answer:

olganol [36]3 years ago

5 0

Answer:

Step-by-step explanation:

L = 2×π×r

9π cm = 2πr

9 cm = 2r

r = 4.5 cm

You might be interested in

The area of Ms. Anderson’s office floor measures 120

Maslowich

Answer:

72 square feet not covered

Step-by-step explanation:

100%-40% = 60%

60% of 120 = 0.6x120 = 72

8 0

3 years ago

Read 2 more answers

Find the slope of the line passing through the points (8,-3) and (4,-1)

docker41 [41]

$\rm \to m = \dfrac{y_2 - y_1}{x_2 - x_1}$

$\\ \\$

$\rm \to m = \dfrac{ - 1 - 3}{4 - 8}$

$\\ \\$

$\rm \to m = \dfrac{ - 4}{4 - 8}$

$\\ \\$

$\rm \to m = \dfrac{ - 4}{ - 4}$

$\\ \\$

$\rm \to m = \cancel \dfrac{ - 4}{ - 4}$

$\\ \\$

$\rm \to m = 1$

7 0

3 years ago

Read 2 more answers

Suppose a man's scalp hair grows at a rate of 0.43 mm per day. What is this growth rate in feet per century

lutik1710 [3]

Answer:

Step-by-step explanation:

The answer is 18794.86549

5 0

3 years ago

A coat that usually costs $123 is marked 1/3 off. What is the sale price of the coat

svet-max [94.6K]

2/3 X 123 = $82
*2/3 of the original price

7 0

3 years ago

Read 2 more answers

Please help due tomorrow and I can’t do it now cause I have a orchestra concert

Pachacha [2.7K]

Use Slader.com, Find the math book and look up the page. It will show you the answer and how to get it.

8 0

3 years ago