What is the approximate circumference of a circle with a radius of 40 inches? Use π ≈ 3.14.

1 answer:

6 0

To find cirfumfrence we use the formula C = $2 \pi r$
Soooo
$\pi$ = 3.14
r = 40 inches
So now we plug it in :P
C = 2 x 3.14 x 40 = 251.2
answer = B.) 251.2 inches

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