Advertisement Upgrade to remove ads


to have the same measure, quantity, or number


to make equal


a math problem that involves two things that are equal


an imaginary line that separates the Northern and Southern Hemispheres.


having all angles equal in size


having all sides the same measure


one of two times during the year, when the day and night are nearly equal in length


having the same amount, equal in force or value

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 above 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