Answer and Explanation
Your Answer is
Correct Answer is J
Explanation
The top and bottom of the cross section can be rectangle + trapezoid, the area is 75×4 + (75+25)×6÷2 = 300 + 300 = 600
The volume is 600×50 = 30,000
58. The figure below shows a cross section of a swimming pool that is 50 feet (ft) wide and 75 ft long. The bottom is horizontal for 25 ft, then slopes up, snd the sides are vertical. What is the volume of water, in cubic ft, that is required to fill the pool to a depth, as shown, of 10 ft at the deep end and 4 ft at the shallow end ?
