how to find the cross sectional area of an iron rod where length is 31.41 and diameter 4
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R=2 cm
Area of cross section =pie r^2=3.14*2*2
=12.56 cm sq
Cross section area of iron rod=12.56*31.41
=394.5096cm sq
Hope this helps u. Mark my answer as brainliest pls pls
Area of cross section =pie r^2=3.14*2*2
=12.56 cm sq
Cross section area of iron rod=12.56*31.41
=394.5096cm sq
Hope this helps u. Mark my answer as brainliest pls pls
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