Q.8 Exe 11.4|| Perimeter and Area Chapter-11 Class-7|| CBSE Math||Exercise 11.4
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Pragya wrapped a cord around a circularpipe of radius 4 cm (adjoining figure) and cut off the length requiredof the cord. Then she wrapped it around a square box of side 4 cm (also shown).Did she have any cord left? (p = 3.14)