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

Sign up for an account

Already have a Quizlet account? .

Create an account

Notes #3

open figure

any figure where at least one side does not meet

closed figure

any figure where all sides meet


any closed, flat figure with straight sides


any polygon with 3 sides and 3 angles


any polygon with 4 straight sides


any quadrilateral that has opposite sides that are equal and parallel


a parallelogram with 4 sides of equal length


parallelogram with 4 right angles and all sides are of equal length


a parallelogram with 4 right angles and whose opposite sides are of equal lengh


a quadrilateral with 4 straight sides and 1 set of parallel lines


a polygon with 5 sides and 5 angles


a polygon with 6 sides and 6 angles


a polygon with 8 sides and 8 angles

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