Question

A closed cylindrical tank of height 1.4 m and radius of the base is 56 cm.is required (express in Square me
ters.)​

Answer 1

Height = 1.4m

Base Radius = 56cm = 0.56m

> Area of cylinder = 2π × r ( r + h )

= 2 × 22/7 × 0.56 ( 0.56 + 1.4)

= 44/7 × 0.56 × 1.96

= 3.52 × 1.96

= 6.8992m²

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