Find the curved surface area of a garden roller whose length and radius are 1.5 m and 0.7 m respectively. How much area can it level in 200 revolutions ?
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Step-by-step explanation:
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2
Step-by-step explanation:
radius of garden roller = 1.4/2 = 0.7
height = 1.5
c. s. a of a cylinder =
c. s. a of garden roller = 2 x 22/7 x 0.7 x 1.5
= 6.6
area it can level in 200 revolutions = 200 x 6.6
= 1320
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