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In the triangle below, AB = 3, AC = 6.[img]2022m10s/ct_ve01203002j_egreqbj_0001
In the triangle below, AB = 3, AC = 6.[img]2022m10s/ct_ve01203002j_egreqbj_0001
游客
2025-02-23
29
管理
问题
In the triangle below, AB = 3, AC = 6.
Quantity A: The area of triangle ABC
Quantity B: 8
选项
A、Quantity A is greater.
B、Quantity B is greater.
C、The two quantities are equal.
D、The relationship cannot be determined from the information given.
答案
D
解析
这是一道常见的配图不能反映图形真实情况的题目。对这道题来说,配图和题目的已知条件有意让考生把△ABC想象为一个内角为30°的直角三角形,但仔细审题发现,题目中并没有给出任何判定∠B为直角的条件。换言之,点B是可以动的,所以图形的真实形状与配图相差很大。很多考生因此得出这道题的答案是D,无法判断。然而这些考生的思路到此为止,自信地认为发现了本题的陷阱,选出了正确的答案。但殊不知他们的逻辑链条还是不够完整。
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