A rectangular piece of paper 11×4cm is folded without overlapping to make a cylinder of height 4 cm. The volume of the cylinder so formed is
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Curved Surface are of the cyclinder = area of the rectangular sheet = 44
2 pi r h =44
2×22/7×r ×4=44
r= 7/4
Volume of cyclinder = pi r2 h = 22/7 ×7/4×7/4×4
= 77/2 m3
2 pi r h =44
2×22/7×r ×4=44
r= 7/4
Volume of cyclinder = pi r2 h = 22/7 ×7/4×7/4×4
= 77/2 m3
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