CA |
a |
CB |
b |
CC1 |
c |
A1B |
A1B |
A1C |
CB |
A1C1 |
C1C |
CB |
CA |
CC1 |
CB |
a |
c |
b |
a |
c |
b |
AB |
AD |
AA1 |
MN |
MN |
AB |
a |
AD |
b |
AA1 |
c |
CO |
A.
| B.
| ||||||||||||||||||||||||
C.-
| D.
|
a |
A.(5,-5) | B.(3,1) | C.(5,1) | D.(3,-5) |
AB |
BC |
CD |
AB |
BC |
CD |
A.
| B.
| C.
| D.
|
AB |
A.(a-4,0,2+b) | B.(4-a,0,-b-2) | C.(0,a-4,2+b) | D.(a-4,0,-b-2) |
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