题目内容
已知,如图,△ABC≌△DEF,AC∥DF,BC∥EF.则不正确的等式是( )
A.AC=DF | B.AD=BE | C.DF=EF | D.BC=EF |
A、∵△ABC≌△DEF,∴AC=DF,故此结论正确;
B、∵△ABC≌△DEF,∴AB=DE;∵DB是公共边,∴AB-BD=DE-BD,即AD=BE;故此结论正确;
C、∵△ABC≌△DEF,∴AC=DF,故此结论DF=EF错误;
D、∵△ABC≌△DEF,∴BC=EF,故此结论正确;
故选C.
B、∵△ABC≌△DEF,∴AB=DE;∵DB是公共边,∴AB-BD=DE-BD,即AD=BE;故此结论正确;
C、∵△ABC≌△DEF,∴AC=DF,故此结论DF=EF错误;
D、∵△ABC≌△DEF,∴BC=EF,故此结论正确;
故选C.
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