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09-04-2018
Mathematics

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The longer diagonal of a right trapezoid is 13cm. The longer base is 12 cm. Find the area of the trapezoid if the shorter base is 8cm.

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mkryukova19 mkryukova19

09-04-2018

A=1/2(b1+b2)h - area of trapezoid
to find the height we need to look at the right triangle inside the trapezoid
in the right triangle longest diagonal is a hypotenuse, so we need to us Pythagorean theorem

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