Download 12 Definitions: Parallel Lines – Skew Lines

Tools of Math II - Vocabulary
Definitions:
Parallel Lines –
Skew Lines Angle bisector Postulate –
Theorem –
What’s the difference???? Geometry: It is all about the symbols and the pictures!!!!
AB
AB
AB
Midpoint Theorem –
Ex: X is the midpoint of AB.
Find AB if given the
following:
AX = 3y + 7
draw and label a picture
Did you answer
the question??
XB = 4y – 2
Adjacent Angles –
Vertical Angles Theorem –
1
2
<1 and <2 are vertical angles
CAREFUL!!! These are not the same! Find the value of x in each.
12
Definition of Perpendicular Lines:
Definition of a Transversal:
13