Which would require less wood and by what percent

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An engineer is to design a channel lined with planed wood to carry water at a flowrate of 2 m3 /s on a slope of 10 m/ 800 m. The channel cross section can be either a 90° triangle or a rectangle with a cross section twice as wide as its depth. Which would require less wood and by what percent?

Reference no: EM131281155

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