Calculate 39131

A circle describes a square with a side of 8 cm. Calculate the area of the rest of the circle if we cut out the square.

Correct answer:

S =  36.531 cm2

Step-by-step explanation:

a=8 cm S1=a2=82=64 cm2  u=2 a=2 8=8 2 cm11.3137 cm d=u=11.3137=8 2 cm11.3137 cm  r=d/2=11.3137/2=4 2 cm5.6569 cm  S2=π r2=3.1416 5.65692100.531 cm2  S=S2S1=100.53164=36.531 cm2



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