a rectangular peice of paper 44cm long and 16cm broad, is rolled around its length to form a cylinder,what is the radius of cylinder?what is its volume
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when rolled along its length means its breadth
becomes height of the cyclinder
circumference = 44cm
= 2piR
44cm= 2×22/7×R
44×7/44= R
=7cm is radius
volume of cyclinder = piR^2h
= 22/7×7×7×16
= 22×112
= 2464cm^3
becomes height of the cyclinder
circumference = 44cm
= 2piR
44cm= 2×22/7×R
44×7/44= R
=7cm is radius
volume of cyclinder = piR^2h
= 22/7×7×7×16
= 22×112
= 2464cm^3
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