The lsa of hollow cylinder is 30800cm^2 .It is cut along its height and formed a rectangular sheet of width 28cm. Find the perimeter of rectangular sheet
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lsa of hollow cylinder=30800cm^2
lsa of the cylinder is equal to area of rectangular sheet
sheet breadth=28cm
area of rectangular sheet=l*b
l*28=30800
l=30800/28
l=1100cm
perimeter of rectangular sheet=2(l+b)
=2(1100+28)
=2*1128
=2256cm^2
lsa of the cylinder is equal to area of rectangular sheet
sheet breadth=28cm
area of rectangular sheet=l*b
l*28=30800
l=30800/28
l=1100cm
perimeter of rectangular sheet=2(l+b)
=2(1100+28)
=2*1128
=2256cm^2
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