Perpendicular Lines
Parallel Lines
CPCTC
Supplementary
Midpoint
Bisect
Angle
Side
Reflexive Property
Vertical Angles
Congruent
The point equidistant from two endpoints (the half-way point)
Two lines that form a right angle
Two angles whose sum is 180 degrees
To divide into two equal parts
Two lines that never cross each other
A length connecting one point to another point
Two angles formed by two intersecting lines and are congruent
Lines, angles, or figures with the same measure
The space between two lines that is measured in degrees
Corresponding parts of congruent triangles are congruent
A line or angle is congruent to itself