Geometry
posted by Malik .
THe area of a trapezoid is 80 units. If its height is 8 units, find the length of its median?

Geometry 
Reiny
area of trapezoid
= (sum of two parallel sides) x height / 2
80 = (sum of two parallel sides)(8)/ 2
20 = (sum of two parallel sides)
but the median = (sum of two parallel sides)/2
= 10
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