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1. |
A copper wire is bent in the form of an equilateral triangle and has area 121 3 cm2 . If the same wire is bent into the form of a circle, the area (in cm2) enclosed by the wire is (Take pi= 22 /7) |
A. | 322.5$$cm^2$$ |
B. | 286.5 $$cm^2$$ |
C. | 388.5 $$cm^2$$ |
D. | 346.5$$cm^2$$ |
Answer» E. | |