The diameter of a garden roller is 1.4m and it's length is 2m. Find the number of revolutions required to level a playground that has length 40m and width 11m
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The no. of revolutions required to level of playground =Area of rectangle(playground)%Curved surfaces area of cylinder(roller)
=l×b%2×pie×r×h
=40×11%2×22%7×0.7×2
=440%8.8
=50
Therefore,50number of revolutions required to level of playground
Hope this help you
=l×b%2×pie×r×h
=40×11%2×22%7×0.7×2
=440%8.8
=50
Therefore,50number of revolutions required to level of playground
Hope this help you
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