Find curved surface area of each of following cylinders
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Step-by-step explanation:
(i) r=x cm, h=y cm
Curved surface area of cylinder= 2πrh
=2πxy Ans.
(ii) d=7 cm, h=10 cm
r= d/2= 7/2= 3.5 cm
Curved surface area of cylinder= 2πrh
=2 × 22/7 × 3.5 × 10
= 220 cm² Ans
(iii) r=3 cm, h=14 cm
Curved surface area of cylinder=2πrh
= 2 × 22/7 × 3 × 14
= 264 cm²
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