What is a transversal
Any line that intersects two or more parallel lines.
Parallel lines
Straight lines that never intersect
Two angles are vertical opposite. The measure of the first angles is 42 degrees, what is the measure of the second angle.
42
If a pair of add up to a degree of 180, what are the angles called
Supplementary angles
If a transversal cuts two parallel lines, how many angles are formed?
8 angles are formed
What are supplementary angles?
Two angles whose measures add up to 180 degrees
Complementary Angles
Two angles whose measures add up to 90
What is the relationship between angles 3 and 6 ? 
Alternate Angles.
One way to prove that lines are parallel lines is through understanding that corresponding angles are __________.
Congruent or equal
If two parallel lines are cut by a ____________, there will be 8 angles
Transversal.
When 2 parallel lines are both intersected by a transversal, these angles occupy the same position on the top and bottom parallel lines.
What are Corresponding Angles.
Supplementary Angles
A pair of adjacent angles formed by intersecting lines. These angles are also supplementary.
If the measure of angle 4 is 112, what is the measure of angle 6? 
68
To prove that lines are parallel one must understand that Co-interior angles are ___________.
supplementary
or
add up to 180
If angle 2 is 90 degrees, what does angle 3 equal.
90 degrees.
Vertical opposite angles are?
Equal
Alternate Angles
If two parallel lines are intersected by a transversal, these angles are located on the inside of the two parallel lines on opposite sides of the transversal.
What is the relationship between angles 5 and 8? 
Vertical Opposite Angles.
If the measure of angle 2 is 30 degrees , what is the measure of angle 6? 
30.
what does angle 3 equal
45 degrees
What shape do Alternate Angles create?
Z shape
Corresponding Angles
F Shape
If the measure of angle 2 is 37 degrees, what is the measure of angle 7? 
37
Given that angle 2 is 82 degrees, what does angle 3 and angle 4 equal?
Angle 3 =82 degrees and angle 4= 98 degrees
If angle 1 is equal to 95, what is angle 4 equal to?
85 degrees.