Triangle Angle Sum
Angle Relationships
Angle Relationships Part 2
Angle Relationships Part 3
Vocabulary
100
What is the value of angle T?
What is T = 71o ?
100
Corresponding angles are always __________ .
What is congruent?
100
TRUE OR FALSE
Two triangles that are similar will have the same angle measurements.
What is TRUE?
100
If a transversal cuts two parallel lines, how many angles are formed?
What are 8?
100
An angle that is less than 90 degrees
What is an acute angle
200
If I have a triangle and one of my angles is 45 degrees and the other is 91 degrees. What is my third angle?
44 degrees
200
What is the relationship between angles 3 and 6 ?
What are Alternate Interior Angles.
200
If the measure of angle 1 is 130o, what is the measure of angle 8?
What is 130o ?
200
If angle 1 and angle 5 are congruent angles, find the value of x.
Angle 1 = 6x - 74
Angle 5 = 3x + 16
What is 30?
200
A line that intersects two other lines
What is a Transversal
300
Find m ∠ D
What is 49o ?
300
What is the relationship between angle 1 and angle 8?
What is Alternate Exterior Angles?
300
What kind of angles are equal to each other?
Congruent Angles
300
If the measure of angle 3 = 146 what is the measure of angle 5?
What is 34o ?
300
Angles that share a common vertex and a common side buyt do not overlap
What are Adjacent angles
400
Find the value of x
What is 45?
400
What is the relationship between angles 5 and 8?
What are Vertical Angles?
400
What do supplementary angles add to?
What is 180?
400
If the measure of angle 6 = 75 what is the measure of angle 7?
What is 75?
400
The common endpoint where two rays or lines meet to form an angle
What is a vertex
500
If there is a right triangle, and one angle is 23 degrees, how big is the third angle?
67 degrees
500
What is the relationship between angles 4 and 6 ? 
What is supplementary angles?
500
Given that a || m, measure of angle 5=98°, then the measures of angle 4 is:
What 98 degrees
500
Can the angles 91 degrees, 47 degrees, and 41 degrees form a triangle?
no
500
A directed line segment
What is a vector