A cylindrical shaped road roller is 3.5 metre long and has a radius of 1 metre find the area levelled by the road roller when its makes 200 revolutions
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Answer:
4400m²
Step-by-step explanation:
radius = 1m
height = 3.5
c. s. a. I of cylinder is 2pi r h
= 2*22/7*1*3.5
=2*22*0.5
=22m²
=22×200
= 4400m² ans
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