Math, asked by anne402, 1 year ago

What will be the CSA of hollow cylinder of outer radius 4 cm and inner radius 3 cm and height 7 cm?

Answers

Answered by agritjangi123

0

Answer:

176 cm²

Step-by-step explanation:

In curved surface area we use outer radius

so, CSA = 2πrh

= 2×22/7×4×7

= 176 cm²

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