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Think of a trapezoid with b1 and b2 as the length of the bases, h as the length of the altitude, and A as the area. Find the missing parts.

b1  b2  h   A
6     x   2   18

Think of a trapezoid with b1 and b2 as the length of the bases, h as the length of-example-1
User Kalimag
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1 Answer

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Area = 1/2 x (sum of bases) x height
18 = 1/2 x (6 + b2) x 2
b2 = 12.
User SaguiItay
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