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Vinod's QuestionMathematics 1 min3equal sized maximum circular plates are cut off from a square papersheet of area 1296 sq.cm. The circumference of each plate is:d. 40.36cc. 25.14 cm

Answer»

Since the area of square is 1296 cm^2so its side will be √1296=36 cmSince the area of circles is max2xdiameter will be equal to a sideSo 2(2r)=36So r=36/4 = 9cmthe circumference = 2πr=18π cm≈56.57 cm

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