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"A maid rom. Find the perimeterof recting thir sheet?\nA road roller takes 750 complete revolutions to move\nonce over to levelaroad. Find the area of the road if the\ndiameter of a road roller is \\( 84 \\mathrm { cm } \\) and length is \\( 1 \\mathrm { m } \\).\nA company packages its milk powder in cylindrical\n\\( 20 \\mathrm { cm } \\). Company places a label around the surface of\nthe container as shown in the figure s the subel is placed\ncontrom top and bottom, what is the area of the label."

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