Question

the length of the garden roller is 2m and diameter is 1.4m how much area will it cover in 10 revolutions​

Answer 1

Answer:

88 sq.meter

Step-by-step explanation:

given length is 'h' 2 m

diameter =2×radius = 1.4 m

radius = 0.7 m

surface area of a cylinder is 2πrh (here roller is in shape of cylinder)

area=2×22/7×0.7×2 m²

       =8.8 m²

in 10 revolutions it covers  8.8×10 = 88 m²

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