The circumference of the base of …
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Yogita Ingle 5 years, 5 months ago
Circumference of base of cylinder = 22 cm
Height of cylinder = 7 cm
So,
Circumference=2 πr = 22 Given
r= 22/2 π= 22(7)/2 (22) = 7/2 = 3.5
Radius of cylinder = 3.5 cm
∴ Curved surface area of cylinder = 2 π rh = 2× 22/7 × 3.5 × 7= 2 × 22/7 × 3.5 × 7 = 44 × 3.5 = 154 cm2
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