Angle Relationship Review

1. Which of the following is not a true statement?

• A. Angle 1 and Angle 5 are corresponding angles.

• B. Angle 2 and Angle 7 are alternate interior angles.

• C. Angle 5 and Angle 8 are vertical angles.

• D. Angle 3 and Angle 7 are corresponding angles.

2. Which pair of angles is an example of supplementary angles?

• A. Angle 1 and Angle 7

• B. Angle 3 and Angle 6

• C. Angle 2 and Angle 7

• D. Angle 1 and Angle 4

3. Label the following statement as true or false: m∠3 + m∠5 = 180

• A. True

• B. False

3. Label the following statement as true or false: m∠2 + m∠6 = 180

• A. True

• B. False

3. Label the following statement as true or false: m∠8 = m∠1

• A. True

• B. False

Which equation could be used to find the value of x in this triangle? (Hint: Combine like terms first.)

• A. 12x+20=180

• B. 12x = 180

• C. 12x–20=180

• D. 8x–10=4x+10

Find the m∠ULE in this triangle.

• 22

• 60

• 71

• 158

In triangle ABC, m∠A = 40° and m∠B = 80°. Which of the following triangles is similar to triangle ABC?

• 
• 
• 
• 

Which of the following is a true statement about the angles in this figure?

• A. The m∠3 is 142°.

• B. The m∠1 is 99°.

• C. The m∠2 is 137°.

• D. The m∠4 is 137°.

Lines A and B are parallel lines cut by a transversal. Find the value of x.

• 3.5

• 11.5

• 13

• 106