A.
| B.∠AED=∠B | C.∠ADE=∠C | D.
|
AD |
AC |
AE |
AB |
AD |
AC |
DE |
BC |
A.4对 | B.6对 | C.7对 | D.8对 |
A.AB=5,BC=4,∠A=45°;DE=10,EF=8,∠D=45° |
B.∠A=45°,∠B=55°;∠D=45°,∠F=75° |
C.BC=4,AC=6,AB=9;DE=18,EF=8,DF=12 |
D.AB=6,BC=5,∠B=40°;DE=5,EF=4,∠E=40° |
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