BA |
CA |
BC |
A.(-2,-4) | B.(3,4) | C.(6,10) | D.(-6,-10) |
BA |
CA |
AB |
AC |
BC |
AC |
AB |
a |
b |
a |
b |
a |
b |
AE |
EB |
CF |
FB |
AM |
AB |
AD |
A.
| B.
| C.
| D.
|
a |
b |
a |
b |
a |
b |
a |
b |
a |
b |
a |
b |
a |
b |
a |
b |
a |
b |
a |
b |
a |
3 |
b |
3 |
a |
b |
A.
| B.2 | C.2
| D.4 |
a |
b |
c |
a |
c |
0 |
c |
b |
A.0 | B.π | C.
| D.
|
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