Math, asked by gajendercps, 3 months ago

A road roller takes 750 complete revolutions to move once over To level a road. Find The area of The road if the diameter of a road roller is 84cm and length is 1m.

Answers

Answered by singhraunak125i

2

Answer:

diameter =84 cm

radius ( d/2)= 42 cm =42/100 m

length = 1m

C.S.A of cylinder = 2πrh

2×22/7×42/100×1 = 264/100 m^2

A roller takes 750 complete revolution to moves once

area covered = 750×264/100 = 1980 m^2

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