a rectangular piece of paper 44 cm long and 16 centimetre is rolled along its length to form a cylinder what is the radius of the cylinder what is the volume
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When the rectangular piece is rolled along its length, the length became the circumference of the base of the cylinder.
Circumference of base of the cylinder =44cm
2πr=44
2×(22/7)×r=44
r=( 44×7) / (22×2)
r=7 cm
Volume of cylinder=πr²h
=(22/7)×(7)²×16
=(22/7)×49×16
=(22/7)×784
=17248/7
=2464 cm³
Circumference of base of the cylinder =44cm
2πr=44
2×(22/7)×r=44
r=( 44×7) / (22×2)
r=7 cm
Volume of cylinder=πr²h
=(22/7)×(7)²×16
=(22/7)×49×16
=(22/7)×784
=17248/7
=2464 cm³
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