geometry

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The equal sides of an isosceles trapezoid each measure 5, and its altitude measures 4. If the area of the trapezoid is 48, find the lengths of its bases.

• geometry -

hah, I will guess 3,4,5 triangle at each end
base = top + 6

4(base + top)/2 = 48
base + top = 24
2 top + 6 = 24
top = 9
base = 15

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