An operation that changes one figure into another figure.
A transformation that creates a mirror image of a figure
A transformation that slides a figure
A transformation that stretches or shrinks a figure
A triangle with one angle greater than 90 degress
A triangle with no congruent sides
A parallelogram with 4 congruent sides
A quadrilateral with both pairs of opposite sides parallel
A closed geometric figure made up of 4 line segments, called sides, that intersect only at their endpoints
A polygon with all sides equal in length and all angles equal
A closed figure whose sides are line segments that intersect only at their endpoints
A polygon with 5 sides
A polygon with 8 sides
Segments that have the same length
Angles that have equal measures
A polygon with seven sides.
Two angles whose measures have a sum of 90 degrees.
A figure that when cut in half has a mirror image of the other half.
Two lines on the same plane that never intersect.
A triangle with three congruent sides.
An angle whose measure is less than 90 degrees.
An angle whose measure is exactly 90 degrees.
A quadrilateral with exactly one pair of parallel sides.
A triangle with at least two congruent sides.
Two lines that intersect to form a right angle.
An angle whose measure is exactly 180 degrees.
Two angles whose measures have a sum of 180 degrees.
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.