angle bisector
a ray that divides an angle into two congruent angles
congruent segments
segments that have the same length
construction
a geometric figure drawn using a compass and straightedge.
isometric drawing
shows a corner view of a three-dimensional figure
linear pair
A pair of adjacent angles whose noncommon sides are opposite rays.
net
a two-dimensional pattern that you can fold to form a three-dimensional figure
orthographic drawing
the top view, front view, and right view of a 3D figure
perpendicular bisector
a segment, ray, or line that is perpendicular to a segment at its midpoint
postulate
a statement that is accepted as true without proof
segment bisector
a segment, ray, line, or plane that intersects a segment at its midpoint
supplementary angles
two angles whose measures have a sum of 180 degrees
vertical angles
two angles whose sides form two pairs of opposite rays