Question

if the height of a cylinder is 21 cm and the base is 8 cm find the curve surface​

Answer 1

Answer:

1056 cm^2

Step-by-step explanation:

height (h)= 21cm

radius (r)= 8cm

Curved surface area = 2× 22/7× r × h

= 2×22/7×8×21

= 1056 cm^2

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