SOLUTION: A trench is 200 ft. long and 12 ft. deep, 8 ft. wide at the top and 4 ft. wide at the bottom. How many cubic yards of earth have been removed?
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Question 918548: A trench is 200 ft. long and 12 ft. deep, 8 ft. wide at the top and 4 ft. wide at the bottom. How many cubic yards of earth have been removed?
Answer by ewatrrr(24785) (Show Source): You can put this solution on YOUR website!
.
Area of the face = = 72ft^2
V = = 14,400 ft^3
(sweeping the face the length of 200ft)
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