alleryStart learning →A wire forming a square of side 11 cm is re-bent into a circle. Its area is? Use pi = 22/7.
A44 cm2
B121 cm2
C308 cm2
D154 cm2
Answer & Solution
Correct answer: D. 154 cm2
The wire is 44 cm, giving a circle of radius 7 cm, whose area is 22/7 x 49 = 154 cm2.
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