Raymond B. answered • 01/27/21
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C=2pir = 8
r = 8/2pi = 4/pi
A=pir^2 = pi(4/pi)^2 = 16/pi= about 5.1 square cm.
Aron G.
asked • 01/27/21Find the Diameter a of circle if the Circumference is 8 cm.
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