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Textbook of Mathematics for Class VIITi.e.,2x_x7x(7 + h) = 968h 15 cmHence, the height of the cylinder is 15 cm.Exercise 10.31. There are two cuboidal boxes asーイ150 cm5e emshown in the adjoining figure. Whichbox requires the lesser amount ofmaterial to make?50 cm

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