Math, asked by venkatesanp138, 10 months ago

the inner and outer radii of a cylindrical pipe are 4cm and 5cm respectively. find the area of cross section of pipe (use root=3.14)

Answers

Answered by hussainjawadwala1303

0

Answer:

Πr^2=3.14*5*5=78.5

Πr^2=3.14*4*4=50.25

A of cross section=78.5-50.25=28.25cm^2

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