A dam in the shape of an isosceles trapezoid has a lower baseof 67 meters, an upper base of 149 meters, anda height of 144 meters. What is the force on the face ofthe dam when the water level is 21 meters below the topof the dam? Give your answer in scientific notation andround to two decimal places.
Note: The weight-density of wateris 9800 Nm3.
A dam in the shape of an isosceles trapezoid has a lower base of 67 meters, an upper base of 149 meters, and a height of
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