Can you solve that question briefly
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Can you solve that question briefly
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Given data:
Inner diameter=4cm
Outer diameter=4.4cm
.'.inner radius=2cm
outer radius=2.2cm
height,h=77cm
To calculate:
Calculations:
as we know that,
inner,
CSA=2πrh
=2π×2×77
=308 cm²
outer,
CSA=2πrh
=2π(2.2)(77)
=338.8 cm²
total,
TSA=innerCSA+outerCSA
=308+338.8
=646.8 cm²
hope it helps to you☺️