Perpendicular cross-section of the embankment around the lake has the shape of an isosceles trapezoid. Calculate the perpendicular cross-section, where bank is 4 m high the upper width is 7 m and the legs are 10 m long.


S =  64.661 m2


Solution in text S =

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Pythagorean theorem is the base for the right triangle calculator. See also our right triangle calculator.

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