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歡迎您訪問數學考題練習:下列四邊形:①正方形、②矩形、③菱形,對角線一!

數學考題練習:下列四邊形:①正方形、②矩形、③菱形,對角線一

更新時間:2024-01-12 16:28:03作者:貝語網校

下列四邊形:①正方形、②矩形、③菱形,對角線一定相等的是

A.①②③

B.①②

C.①③

D.②③

試題答案

B

試題解析

根據正方形,矩形及菱形的性質,從而可得到最后答案.

解答:根據矩形的性質,矩形的對角線把矩形分為兩個直角三角形,根據勾股定理,對角線相等,正方形屬于特殊的矩形,對角線相等,故選B.

點評:此題主要考查學生對正方形,菱形,矩形的性質的理解及運用.

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