haroldh827 haroldh827
  • 11-03-2021
  • Mathematics
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GEOMETRY. I will give brainliest

GEOMETRY I will give brainliest class=

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M7Yasuo
M7Yasuo M7Yasuo
  • 11-03-2021

Answer:

15 (3rd option)

Step-by-step explanation:

Circumference formula=2 x pi x r(radius)

So, 30 pi = 2 pi r

Next, isolate the r(radius)

30 pi / 2 pi = r

The 2 pi's cancel out and leaves 30/2

r=15

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