The volume of earth must be dug out to make a well of diameter 5 m and depth 14 m is
a) 1100 m
b) 137.5 m
c) 550 m3
d) 275 m3
Answers
Answered by
11
Answer:
Diameter = 5m
Radius = 2.5 m
height = 14 m
Volume of cylinder = πr²h
= 22/7×2.5×2.5×14
= 22×2.5×2.5×2
= 275 m³
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