AD |
BC |
AB |
AC |
BC |
AC |
AB |
AD |
AB |
1 |
3 |
BC |
1 |
3 |
AC |
2 |
3 |
AB |
AD |
BC |
AC |
AB |
1 |
3 |
AC |
2 |
3 |
AB |
1 |
3 |
AC |
2 |
3 |
AB |
1 |
3 |
AC |
AB |
1 |
3 |
2 |
3 |
1 |
3 |
1 |
2 |
8 |
3 |
AB2+AC2-BC2 |
2×AB×AC |
AB2+AD2-BD2 |
2×AB×BD |
7 |
| ||
3 |
BD2+AD2-AB2 |
2×BD×AD |
32 |
9 |
9 | ||||
4
|
8 | ||
|
AD |
BC |
8 |
3 |
8 |
3 |
a |
b |
c |
a |
a |
b |
b |
c |
i |
j |
a |
b |
i |
j |
a |
b |
i |
j |
a |
b |
A.63 | B.-63 | C.33 | D.-33 |
a |
2 |
b |
a |
b |
a |
b |
a |
b |
OA |
AB |
AC |
0 |
OA |
AB |
CA |
CB |
AB |
BC |
CA |
AB |
BC |
BC |
CA |
CA |
AB |
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