Vocabulary
Draw It!
Angle Relationships
Part 1
Part 1
Angle Relationships Part 2
Angle Relationships Part 3
100
Any line that intersects two or more coplanar lines.
Transversal
100
Parallel lines
Straight lines that never intersect
100
Two angles are congruent. The measure of the first angles is 42 degrees, what is the measure of the second angle
What is 42
100
If a pair of adjacent angles formed by intersecting line are linear pairs, what is their relationship?
What is supplementary
100
If a transversal cuts two parallel lines, how many angle measures do you need to know to figure out all 8 angle measures in the figure.
1
200
What are supplementary angles?
Two angles that add to 180
200
Same-side interior angles. Include angle measures to make the relationship clear.
200
If the measure of angle 2 is 37 degrees, what is the measure of angle 7? What is the angle relationship?
What is 37 and Alternate Exterior.
200
Given that a || m, measure of angle 5=98°, then the measures of angles 3 and 4 are:
What is angle 3 =82 degrees and angle 4= 98 degrees
200
What is the value of the missing angle?
30 degrees
300
The theorem that the adjacent, exterior angle to a triangle is equal to the sum of the other two angles.
Exterior Angle Theorem
300
Alternate Exterior Angles. Include angle measures.
300
What is the relationship between angles 5 and 8?
What are Vertical Angles.
300
What is the measure of angle r? 
20 degrees
300
If angles 6 and 7 are vertical angles, and the measure of angle 6 = 75 and the measure of angle 7=3x, what is the value of x?
x=25
400
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.
400
A Linear Pair
400
If the measure of angle 4 is 112, what is the measure of angle 6?
What is 68. (same-side interior angles)
400
Lines are parallel when same side interior angles are _________________.
Supplementary
400
If the measure of angle 1 = 4x-6 and the measure of angle 5 =122, what is the value of x?
4x-6=122
+6 +6
4x=128
x=32
500
When 2 parallel lines are both intersected by a transversal these angles are inside of the two parallel lines and on opposite sides of the transversal.
Alternate interior angles
500
Angle Angle Similar Triangles
500
What is the relationship between angles 3 and 6 ?
What are Alternate Interior Angles.
500
What is the measure of angle f, c and d?
f = 45
c = 73
d = 62
500
Solve for x
-7