Identify ALL sets of parallel and perpendicular lines in this image.
c
B
O CD || EF, ĀB 1 EF
OCD || EF, AB 1 CD
OAB 1 CD, ĀB 1 EF
OCD || EF, AB 1 CD, ĀB 1 EF
![Identify ALL sets of parallel and perpendicular lines in this image c B O CD EF ĀB 1 EF OCD EF AB 1 CD OAB 1 CD ĀB 1 EF OCD EF AB 1 CD ĀB 1 EF class=](https://us-static.z-dn.net/files/db3/f38b4a19d4c0f31e07593051f9ab871b.png)