A copper wire is bent in the shape of a square of area 81 cm2. If the – McqOptions

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1.	A copper wire is bent in the shape of a square of area 81 cm². If the same wire is bent in the form of a semicircle, the radius (in cm) of the semicircle is (take =22/7 )
A.	126
B.	14
C.	10
D.	7
Answer» E.

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