Seudónimo Seudónimo
  • 02-06-2015
  • Mathematics
contestada

What is the approximate circumference of a circle with a radius of 20 inches? Use π ≈ 3.14.

A.
125.6 inches

B.
62.8 inches

C.
251.2 inches

D.
120 inches

Respuesta :

IwAsSoMeGuY
IwAsSoMeGuY IwAsSoMeGuY
  • 02-06-2015
C = (2)(pi)(r)
So in this case, the circumference is 125.6 inches
Answer Link
maxpelic
maxpelic maxpelic
  • 02-06-2015
circumference = 2PIr

20*2*3.14 = 40*3.14 = 125.6 

The answer is A. 125.6


Answer Link

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