the radius of a circle is 21 cm find its circumference
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Answered by
27
Circumference =2 ×21×(pi)
Answered by
109
circumference =2 pie r
so 2 x 22/7 x 21
=2 x 22 x 3
= 44 x 3
= 132
I hope it will helpu
so 2 x 22/7 x 21
=2 x 22 x 3
= 44 x 3
= 132
I hope it will helpu
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