SOLUTION: What is the radius of a circle if it is equal in area to a triangle with an altitude of 4 and a base of 16?

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Question 1180476: What is the radius of a circle if it is equal in area to a triangle with an altitude of 4 and a base of 16?
Answer by ankor@dixie-net.com(22740) About Me  (Show Source):
You can put this solution on YOUR website!
What is the radius of a circle if it is equal in area to a triangle with an altitude of 4 and a base of 16?
:
circle area = triangle area
pi%2Ar%5E2 = 1%2F2*16*4
pi%2Ar%5E2 = 32
r%5E2 = 32%2Fpi
r = sqrt%2832%2Fpi%29
r = 4%2Asqrt%282%2Fpi%29 ~ 3.19154 is the radius