AP |
2 |
5 |
AB |
1 |
5 |
AC |
AQ |
2 |
3 |
AB |
1 |
4 |
AC |
A.
| B.
| C.
| D.
|
AM |
2 |
5 |
AB |
AN |
1 |
5 |
AC |
AP |
AM |
AN |
△ABP的面积 |
△ABC的面积 |
|
| ||
|
|
1 |
5 |
△ABQ的面积 |
△ABC的面积 |
1 |
4 |
△ABP的面积 |
△ABQ的面积 |
4 |
5 |
4 |
5 |
CB |
a |
CA |
b |
a |
b |
a |
b |
AD |
A.
| B.
| C.
| D.
|
BP |
BA |
AC |
BA |
DM |
DN |
OA |
a |
OB |
b |
OC |
c |
a |
b |
c |
AB |
OC |
OC |
a |
b |
c |
AP |
AB |
AC |
0 |
A.
| B.
| C.
| D.
|
AM |
c |
AN |
d |
c |
d |
AB |
AD |
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