GRE Math Review 3 GEOMETRY - ETS Home

A = 1 half times, open parenthesis, b sub 1 + b sub 2, close parenthesis, times h. For example, for the trapezoid in Geometry Figure 20 below with bases of length 10 and 18 and a height of 7.5, the area is. 1 half times, open parenthesis, 10 + 18, close parenthesis, times 7.5 = … ................
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