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An engineer is planning a new water pipe installation. The circular pipe has a diameter of d = 20 centimeters. What is the area (A) of the circular cross section of this pipe?
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An engineer is planning a new water pipe installation The circular pipe has a diameter of d 20 centimeters What is the area A of the circular cross section of t class=

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benjaminokpara931

Answer:

radius=diameter/2=20/2

=10cm/100=0.1m

Area of a circle=πr^2

A=π×0.1×0.1

A=0.01πm^2

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