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If the radii of circular ends of a bucket 24cm high are 5cm and 15cm. find surface area of bucket?

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Given height of a bucket (R) = 24cm 

Radius of circular ends of bucket 5cm and 15cm

r1 = 5cm; r2 = 15cm

Let ''l be slant height of bucket

Curved surface area of bucket = 745π cm2

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