Chapter 3 parallel lines
Part of a line that has one end point and goes in one direction without end.
Ray
slope intercept
Y=mx+b
44=2(3x+2)+2(5x+4)
X=2
Part of a line with two end points.
Line segment
Conditional
converse
inverse
contrapositive
P-Q
Q-P
~P-~Q
~Q-~P
Two lines that intersect to form a right angle.
Perpendicular lines
Angles in matching positions when a transversal crosses at least two lines.
Corresponding angles
The point where three or more planes intersect.
Vertex