SOLUTION: What is the area of the square and the area of the circle if circumference of the circle equal to the perimeter of the square equals 80 cm

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Question 927124: What is the area of the square and the area of the circle if circumference of the circle equal to the perimeter of the square equals 80 cm
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
C=2%2Api%2AR=80
R=40%2Fpi
For a circle,
A%5Bc%5D=piR%5E2
A%5Bc%5D=pi%2840%2Fpi%29%5E2
A%5Bc%5D=1600pi
For a square,
A%5Bs%5D=s%5E2
A%5Bs%5D=%2880%2F4%29%5E2
A%5Bs%5D=400