Find the total length of the parallel sides and divide the result by 2. Next, multiply that number by the height of the trapezoid.
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A normal trapezoid with at least 25 square feet.
Square = parallelogram and a square trapezoid = trapezoid Parallelogram = Parallelogram
a trapezoid is slanted and a square is not
No, it is either a trapezoid or a square.
Area = 0.5*(15+7)*12 = 132 square feet