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题目内容
The figure above shows two circles with centers O and P. The measure of angle AOB is 60°, and the measure of angle APB is 120°. What is the ratio of the radius OA to the radius PA?
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· 相关考点
4.3.5 直角三角形与勾股定理
4.3.5 直角三角形与勾股定理
以上解析由 考满分老师提供。