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Each of trapezoids B and C has two adjacent right angles and bases that are two opposite parallel sides. The distance between the bases of B is the same as the distance between the bases of C. One base of B is twice as long as the other base of B.The shorter base of C is half as long as the shorter base of B, and the longer base of C is twice as long as the longer base of B. What is the ratio of the area of B to the area of C?
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· 相关考点
4.4.4 梯形
4.4.4 梯形
以上解析由 考满分老师提供。
