Angle Relationships
Triangle Sum Theorem
Exterior Angle Theorem
Random Triangle/Angle Facts
Final Jeopardy
100
Two angles are corresponding. The measure of the first angles is 42 degrees, what is the measure of the second angle?
42 degrees
100
In Triangle ABC, angle A is 37 degrees, angle B is 68 degrees, what is the measure of angle C?
75 degrees.
100

Describe the exterior angle theorem in words.

The exterior angle theorem says that the exterior angle is equal to the sum of the two remote interior angles.

100

What is the sum of the interior angles of a triangle?

180 degrees

200
If angle 1 and 2 are supplementary and the measure of angle 1 is 112, what is the measure of angle 2?
68 degrees.
200

In Triangle ABC, the measure of angle A is 20, angle C is a right angle, what is the measure of angle B?

70 degrees.

200
If one remote interior angle is a right angle, and the other measures 45 degrees, what is the measure of the exterior angle?
135 degrees.
200

What is the Exterior Angle Theorem "formula"?

The sum of the two remote interior angles is equal to the exterior angle.

300
If angle 1 and 2 are both complementary, what is the measure of angle 1 if angle 2 measures 32 degrees?
58 degrees.
300

In Triangle ABC, if angle B is 55 degrees and angle angle C is 65 degrees, what is the degree measure of angle A?

60 degrees

300
If the remote interior angles measure 26 and 134 degrees, what is the measure of the exterior angle?
160 degrees.
300

What is the name of an angle that is 180 degrees?

Straight Angle.

400

What is the relationship of two angles across from each other in a pair of intersecting lines?

Hint: The lines form the letter "X"

Vertical Angles.

400
Is it possible to have two right angles in a triangle? Why or why not?
No, because two right angles add up to 180 degrees.
400

If the exterior angle is 155 degrees and one of the remote interior angles is 35 degrees, what is the measure other remote interior angle?

120 degrees

400

What is the relationship of two angles that add up to 180? 

Supplementary Angles.

500

Name two out of the four angle relationships that tell us the angles are congruent.

Vertical, Corresponding, Alternate Interior, and Alternate Exterior

500

In Triangle ABC, if angle A is x, angle B is 2x, and angle C is 3x, what is x?

x=30

500

Find x if the remote interior angles are represented by x+3 and x, and the exterior angle measures 149 degrees.

x = 73

500

List the two steps to finding a missing interior angle of a triangle if you are given two angles.

Step 1: Add the two interior angle measures you know.

Step 2: Subtract that number from 180 degrees.

500

Using the triangle labeled "Final Jeopardy", solve for the measure of angle A and the measure of angle DCE.

Angle A = 40 degrees

Angle DCE = 50 degrees

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