| ||
7 |
| ||
7 |
MA |
MB |
MC |
0 |
NC |
7 |
NA |
7 |
NB |
MN |
AB |
PE |
PF |
MA |
MB |
MC |
x |
3 |
y |
3 |
NA |
NB |
MN |
AB |
y |
3 |
NC |
7 |
NA |
y2 |
3 |
y2 |
3 |
3 |
2k |
3-k2 |
-4 |
3-k2 |
PE |
PF |
-4(1+k2) |
3-k2 |
PE |
PF |
4 |
k2-3 |
4 |
3 |
PE |
PF |
4 |
3 |
3 |
3 |
AB |
BC |
1-
| ||||
sinB |
AB |
BC |
CA |
3 |
AB |
BC |
BC |
CA |
CA |
AB |
BP |
PA |
OQ |
AB |
a |
b |
a |
b |
a |
b |
c |
a |
b |
a |
c |
b |
c |
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