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Question

Find the CSA of a cylindrical container of depth 20 m and radius 0.7 m.

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Solution

Given: Height of the cylinder = 20 m
Radius = 0.7 m = 710 m

Curved surface area (CSA) of the cylindrical vessel
=2πrh
CSA = 2π×(710)×20
CSA = 2×227×710×20
CSA = 88 m2
[1 mark]


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