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2026年6月国际C卷练习 · 第 8 题

2026年6月国际C卷练习 · 原库模块 2 · Q8 参考答案

In triangle XYZ, the measure of angle X is x°, the measure of angle Y is y°, and the measure of angle Z is 17°. If x > y > 17, which of the following additional pieces of information is NOT sufficient to determine the values of x and y?
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