A dot that can be named
A line goes on forever in each direction.
A line that does not go on forever in either direction.
A line that goes on forever in one direction
A space that goes on forever that is named by a letter.
Rays going in opposite directions
the space between two lines or planes that intersect
On the same line
On the same plane
The point that's directly inbetween two other points.
The bent point or starting point of a angle
Two angles whose sum is 90 degrees
sum of angles that equals 180 degrees
Two lines that intersect and have two pairs of angles.
Angles that are right next to each other and add up too 180 degrees.
Two angles that add up to 180
An angle that is less than 90 degrees
An angle that is more then 90 degrees
An angle that is 90 degrees
An angle that is 180 degrees
intersecting at or forming right angles
Please allow access to your computer’s microphone to use Voice Recording.
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.
Your microphone is muted
For help fixing this issue, see this FAQ.