What is the circumference of the circle in terms of \pi? a. 900\pi in. b. 90\pi in. c. 60\pi in. d. 30\pi in. (duplicate, as I forgot the image)

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Caniko asked Jan 24, 2022

270,559 views

30 votes

What is the circumference of the circle in terms of
$\pi$ ?

a. 900
$\pi$ in.
b. 90
$\pi$ in.
c. 60
$\pi$ in.
d. 30
$\pi$ in.

(duplicate, as I forgot the image)

$What is the circumference of the circle in terms of \pi? a. 900\pi in. b. 90\pi in-example-1$

Mathematics
college

Caniko asked Jan 24, 2022

by Caniko

2.5k points

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1 Answer

16 votes

$\sf \: r \: = 30 \: in. \\ \sf \: C \: = 2\pi r \\ \\ \sf \: C \: = 2\pi(30) \\ \sf \: C = 2 * 30\pi \\ \sf \: C = \boxed{\underline{ \bf c. \: 60\pi \: in.}}$