OP1 |
OP2 |
P1P2 |
A.
| B.
| C.3
| D.2
|
P1P2 |
OP2 |
OP1 |
P1P2 |
(2+sinθ-cosθ)2+(2-cosθ-sinθ)2 |
4+4(sinθ-cosθ)+(sinθ-cosθ)2+4-4(sinθ+cosθ)+(cosθ+sinθ)2 |
10-8cosθ |
P1P2 |
2 |
AC |
BD |
CD |
AB |
AC |
BD |
A.16 | B.34 | C.68 | D.32 |
AB |
AB |
BC |
CA |
AB |
MB |
BO |
OM |
AB |
AC |
BD |
CD |
OA |
OC |
BO |
CO |
A.1 | B.2 | C.3 | D.4 |
AB |
BC |
AC |
A.(1,-4) | B.(-1,4) | C.(2,-1) | D.(3,2) |
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