A circular well is dug diameter is 7.2 m and depth 6 m.what is the lateral surface area of the well? what is the volume of the earth removed to make the well?
Answers
Answered by
1
Answer:
diameter of well = 7.2 m =72/10 m
radius = 72/20 m
depth = length =6 m
LSA of well =2πrh =2*22/7*72/20*6 = 135.77 m^2
volume of well = volume of earth removed
volume of well =πr^2h= 22/7 *72/20*72/20*6 = 244.16 m^3
Similar questions