A rectangular field is 32 m long and 22 m wide. in the middle of the field, a cemented circular water pond has to be made. a round pit of radius 4 m and 26 cm deep is dug out to make the pond. if the earth is spread over the remaining field, by how much will the level of the field increase
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suppose :length and breath of rectangular fild be
ĺ and b
Area of rectangular fild =ĺ×b
=32×22
=704cm²
Area of circular pound=πr²
=22/7×4×4
=50.29cm²
area of remaning fild =704-50.29
=653.71cm²
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