Calculate 5499

Calculate the area of the circle, which is described by a square with a side length of 7.5 cm.

Correct answer:

S =  88.3573 cm2

Step-by-step explanation:

a=7.5 cm r=2 a/2=2 7.5/25.3033 cm S=π r2=3.1416 5.30332=88.3573 cm2

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