在△ABC和△A1B1C1中,有下列四个命题:
(1)若AB=A1B1,AC=A1C1,∠A=∠A1,则△ABC≌△A1B1C1;
(2)若AB=A1B1,AC=A1C1,∠B=∠B1,则△ABC≌△A1B1C1;
(3)若∠A=∠A1,∠C=∠C1,则△ABC∽△A1B1C1;
(4)若AC︰A1C1=CB︰C1B1,∠C=∠C1,则△ABC∽△A1B1C1.
其中真命题的个数为( )
A.4 | B.3 | C.2 | D.1 |
在△ABC和△A1B1C1中,有下列四个命题:
(1)若AB=A1B1,AC=A1C1,∠A=∠A1,则△ABC≌△A1B1C1;
(2)若AB=A1B1,AC=A1C1,∠B=∠B1,则△ABC≌△A1B1C1;
(3)若∠A=∠A1,∠C=∠C1,则△ABC∽△A1B1C1;
(4)若AC︰A1C1=CB︰C1B1,∠C=∠C1,则△ABC∽△A1B1C1.
其中真命题的个数为( )
A.4 | B.3 | C.2 | D.1 |
试题篮
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