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题目内容
The advertised size of a television is the length of the diagonal of the rectangular viewing screen. For a television advertised as 42-inch, if the ratio of the lengths of the sides of the viewing screen is 16 to 9. approximately what is the area, in square inches, of the viewing screen?
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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。