Like this study set? Create a free account to save it.

Sign up for an account

Already have a Quizlet account? .

Create an account


Has no dimension. Location in space.


Extends in two dimensions infinitely.


Extends in one dimension infinitely.


Two or more points on the same line.


Tow or more objects on the same plane.

Line Segment

Part of a line that consists of 2 endpoints and all points between.


Part of a line that consists of initial starting point and all points to one side.

Opposite Ray

Two collinear rays that share the same initial point but no other points.


When two or more objects cross or meet.


Two rays that have the same initial starting point.


Objects having the same shape, and measurement.

Adjacent Angles

Two angles who share the same vertex and side but no common interior points.


A point that divides a segment into two congruent parts.


Cuts something into two congruent parts.

Linear Pair

Adjacent angles whose non-common side is a straight angle.

Complementary Angles

Any two angles whose sum is 90.

Supplementary Angles

Any two angles whose sum is 180.

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!


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

Voice Recording