sBood1ACou2riepree sBood1ACou2riepree

20-05-2016
Mathematics

contestada

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

A.
125.6 inches

B.
251.2 inches

C.
502.4 inches

D.
5024 inches

Respuesta :

Jennnyyy Jennnyyy

20-05-2016

To find cirfumfrence we use the formula C = [tex]2 \pi r[/tex]
Soooo
[tex] \pi [/tex] = 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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