a straight path extending in both directions with no endpoints.
line of symmetry
a line that divides a figure into two halves that are mirror images of each other.
a part of a line with two endpoints.
the number found by dividing the sum of a set of numbers by the number of addends.
the middle number in an ordered set of data, or the average of the two middle numbers when the set has two middle numbers.
the number that occurs most often in a set of data.
the product of a given whole number and another number.
an equation or inequality with numbers.
an angle with a measure more than 90 degrees.
a polygon with 8 sides.
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 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.
Your microphone is muted
For help fixing this issue, see this FAQ.