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歡迎您訪問數學考題練習:如圖,直線DE截AB,AC,其中內錯角有(!

數學考題練習:如圖,直線DE截AB,AC,其中內錯角有(

更新時間:2024-01-12 16:26:29作者:貝語網校

如圖,直線DE截AB,AC,其中內錯角有(   ) 對.

A.1

B.2

C.3

D.4

試題答案

D

試題解析

如果兩條直線被第三條直線所截,那么位于截線的兩側,在兩條被截直線之間的兩個角是內錯角.兩條直線被第三條直線所截,可形成兩對內錯角.

解答:解:直線DE截AB,AC,形成兩對內錯角;

直線AB截AC,DE,形成一對內錯角;

直線AC截AB,DE,形成一對內錯角.

故共有4對內錯角.

故選D.

點評:本題通過化復雜圖形為基本圖形,可以正確找出內錯角的對數.

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