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A square sheet of side 22cm is rolled to form a cylinder, find radius of cylinder
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Answered by
2
Answer:
Step-by-step explanation:
one side of square become height of cylinder and one will become circumference of the base or top of the cylinder.
circumference of the base or top of cylinder = 22 cm
2πr = 22
2*22*r/7 = 22
2r/7=1
r= 7/2
r = 3.5cm
Answered by
4
Answer:
radius of cylinder = 3.5 cm
a^2=2πrh
22×22=2×22/7×r=22
r=3.5
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