A circle is inscribed inside a square of side
21 em. Which is smaller, the perimeter of the
square or the perimeter of the circle
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side of square = 21 cm
area= 21× 21= 441 cm
perimeter= 4s= 4×21=84 cm
Diameter of circle = 21 cm
Radius= 21/2
perimeter= 2πR = 2× 22/7×21/2
= 66
answer 'circle' aa rha hai
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