Question 1131254
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The solution is in 2 steps.


1.  Step 1.

    Then the height of the trapezoid is  h = {{{sqrt(13^2-12^2)}}} = 5 cm.



2.  Step 2.

    The area of the trapezoid is  Area = {{{((a + b)/2)*h}}} = {{{((8+12)/2)*5}}} = 50 square centimeters.    <U>ANSWER</U>
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