A.∠A=∠A′=45°,∠B=26°,∠B′=109° | ||||||
B.AB=1,AC=1.5,BC=2,A′B′=4,A′C′=2,B′C′=3 | ||||||
C.∠A=∠B′,AB=2,AC=2.4,A′B′=3.6,B′C′=3 | ||||||
D.AB=3,AC=5,BC=7,A′B′=
|
AB |
A′C′ |
AC |
B′C′ |
BC |
A′B′ |
1 |
2 |
3 |
5 |
7 |
3 | ||
|
5 | ||
|
7 | ||
|
A.4对 | B.5对 | C.6对 | D.7对 |
2 |
5 |
5 |
10 |
A.一定相似 | B.一定不相似 | C.不一定相似 | D.无法判断 |
A.1个 | B.2个 | C.3个 | D.4个 |
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