Create an account
Alternate Interior Angles
Nonadjacent interior angles that lie on opposite sides of the transversal.
Alternate Exterior Angles
Nonadjacent exterior angles that lie on opposite sides of the transversal.
Nonadjacent angles that lie on the same side of the transversal, where one angle is in the interior and the other on the exterior.
The distance between two lines measured along a perpendicular to the lines is always the same.
Please allow access to your computer’s microphone to use Voice Recording.
Having trouble? Click here for help.
We can’t access your microphone!
Click the icon above to update your browser permissions and try again
Reload the page to try again!Reload
Press Cmd-0 to reset your zoom
Press Ctrl-0 to reset your zoom
It looks like your browser might be zoomed in or out. Your browser needs to be zoomed to a normal size to record audio.
Please upgrade Flash or install Chrome
to use Voice Recording.
For more help, see our troubleshooting page.
Your microphone is muted
For help fixing this issue, see this FAQ.
Star this term
You can study starred terms together