SOLUTION: how do you find the diameter of a circle with the measurement of area.Leave your answer in terms of pi. Area = 100(3.14).I know the diameter = 2 times r but i dont have the radius.

Algebra ->  Circles -> SOLUTION: how do you find the diameter of a circle with the measurement of area.Leave your answer in terms of pi. Area = 100(3.14).I know the diameter = 2 times r but i dont have the radius.      Log On


   

Question 485264: how do you find the diameter of a circle with the measurement of area.Leave your answer in terms of pi. Area = 100(3.14).I know the diameter = 2 times r but i dont have the radius.
Answer by mananth(16946) About Me  (Show Source):
You can put this solution on YOUR website!
Area = 100 *pi
100*pi = pi *r^2
100pi/pi = r^2
100 = r^2
r=10
diameter = 20