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OpenStudy (anonymous):
A Trapezoidal trough is 12ft. long, the bottom of the trapezoidal base is 3ft. and the sloping sides of the base are inclined 30 degrees and 45 deg. with horizontal. The depth of the trough is 4ft. if a. full of water , what is the volume of water in the trough? b. the depth of water is 3ft. in the trough, what is the volume of water? c. The depth of water is 3ft. what is the wetted area of the trough? can you help me to this question?
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