SOLUTION: I need to find the radius of a circle so that the area and circumference of the circle have The same value.
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Question 582601: I need to find the radius of a circle so that the area and circumference of the circle have The same value.
Answer by jim_thompson5910(35256) (Show Source): You can put this solution on YOUR website!
A = C
pi*r^2 = 2pi*r
pi*r^2 - 2pi*r = 0
pi*r(r - 2) = 0
pi*r = 0 or r - 2 = 0
r = 0 or r = 2
Ignoring the trivial solution, the answer is 2 units.
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