A well 20m in diameter is dug 14 m deep and earth taken out is used to make a cube find the
side of the cube.
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Answer:
the dug in cyclindrical shape
so , radius =20/2m=10m
hight=14m
volume of cyclindre=πr^2h
=22/7*10*10*14
=22*10*10*2
=4400m^3
volume of cyclindre =volume of cube
volume of cube =side^3
4400=a^3
3√4400=a
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