a well of diameter 14 m is dug 15 metres Deep the earth taken out of it has been spread evenly to form circular embankment All Around The Wall of width 7 m find the height of the embankment
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Volume of well=amount of dug taken out
or. 3.14*49*15=3.14(14^-7^)*h
h=5m
or. 3.14*49*15=3.14(14^-7^)*h
h=5m
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curved surface area of cylinder=2πrh. 2×22/7×14×h. 2×22×2×h. h=44/2. h=22
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