a |
b |
c |
0 |
a |
c |
b |
3 |
a |
a |
b |
A.
| B.
| C.-
| D.-
|
b |
a |
c |
a |
a |
a |
c |
c |
a |
a |
c |
c |
a |
a |
c |
c |
a |
c |
a |
c |
a |
a |
c |
a |
c |
a |
c |
a |
a |
c |
a |
c |
c |
a |
a |
c |
AB |
a |
AD |
c |
AC |
a |
c |
AM |
AC |
a |
c |
a |
b |
a |
b |
| ||
2 |
a |
b |
a |
b |
b |
A.30° | B.60° | C.120° | D.150° |
a |
b |
a |
b |
a |
b |
a |
b |
a |
b |
a |
b |
a |
b |
A.2 | B.4 | C.2
| D.8 |
a |
b |
c |
a |
c |
b |
c |
c |
c |
a |
c |
b |
c |
3 |
OP |
CM |
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