SOLUTION: THE AREA OF THE CIRCLE IS 676(PIE SIGN) SQUARE CENTIMETERS. FIND THE DIAMETER

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Question 600881: THE AREA OF THE CIRCLE IS 676(PIE SIGN) SQUARE CENTIMETERS. FIND THE DIAMETER
Answer by jim_thompson5910(35256) About Me  (Show Source):
You can put this solution on YOUR website!
A = pi*r^2

676pi = pi*r^2

676pi/pi = (pi*r^2)/pi

676 = r^2

r^2 = 676

r = sqrt(676)

r = 26


The radius is 26 cm. So the diameter is d = 2r = 2*26 = 52 cm