the lateral surface area of a hollow cylinder is 315 CM square it is cut along its height and formed a rectangular sheet of width 23 CM find the perimeter of the rectangular sheet
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Here is your answer mate
Given L S A = 315cm square
= 2πr= 315
length of rectangle *height =315
l =315/23= 13.69
= perimeter of rectangle = length *breadth
= 2(13.69+23)
73.38
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