A roller having radius 35 cm and length 1 m takes 200 complete revolutions to move once on a play ground. What us the area of the playground?

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Solution

Radius of the roller (r) = 35 cm

Length of the roller (h) = 1 m =100 cm

Area of land covered by the roller in 1 revolution =

The roller takes 200 complete revolutions to move once on the playground.

∴ Area of the playground

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A roller having radius 35 cm and length 1 m takes 200 complete revolutions to move once on a play ground. What us the area of the playground?

Radius of the roller (r) = 35 cm Length of the roller (h) = 1 m =100 cm Area of land covered by the roller in 1 revolution = The roller takes 200 complete revolutions to move once on the playground. ∴ Area of the playground

Radius of the roller (r) = 35 cm

Length of the roller (h) = 1 m =100 cm

Area of land covered by the roller in 1 revolution =

The roller takes 200 complete revolutions to move once on the playground.

∴ Area of the playground