Geometry: Chapter 1 Midchapter

Find the value of ∠A.

• 25°
• 30°
• 35°
• 90°

Name all the angles that have V as a vertex.

• A
• B
• C
• D

Solve

• 25°
• 125°
• 145°
• 45°

Solve for x

• x = 8
• x = 6
• x = 4
• x = 2

∠1 and ∠2 form a linear pair.

If m∠1 = (5x + 9)° and m∠2 = (3x + 11)°, find the measure of each angle.

• m∠1 = 110° and m∠2 = 70°

• m∠1 = 109° and m∠2 = 71°

• m∠1 = 70° and m∠2 = 110°

• m∠1 = 71° and m∠2 = 109°

∠K and ∠L are complementary angles.

If m∠K = (3x + 3)° and m∠L = (10x -- 4)°, find the measure of each angle.

• m∠K = 24° and m∠L = 66°

• m∠K = 66° and m∠L = 24°

• m∠K = 40° and m∠L = 50°

• m∠K = 30° and m∠L = 60°

∠1 and ∠3 can best be described as -

• complementary angles
• supplementary angles
• vertical angles
• adjacent angles

The angle relationship shown is -

• complementary angles
• supplementary angles
• vertical angles
• angle bisector

If m∠1 = 30°, then m∠3 = 

• 30°
• 60°
• 150°
• undetermined

These angles are...

• Complementary
• Supplementary
• Neither