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02-12-2020
Mathematics

contestada

If the circumference of a circle is 36π, what is the length of a radius of the circle?

A. 6
B. 18
C. 36
D. 72

Respuesta :

23jmatta 23jmatta

02-12-2020

Answer:

The answer is 6 (A)

Step-by-step explanation:

The exact answer is 5.73, but I think in the question they are rounding to the nearest whole number, so the rounded answer is 6.

My work:

C = 2πr

r = C

2π = 36

2·π = 5.72958

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