Test(A/B): Unit 2 Angle Relationships

An angle that measures less than 90°

• Acute
• Obtuse
• Right
• Straight

This is what kind of angle?

• right
• acute
• obtuse
• straight

What kind of angles are shown?

• complementary
• supplementary
• adjacent
• corresponding

What are complementary angles?

• Angles that add up to 180°
• Angles that add up to 90°
• Angles that are equal to each other
• Angles that are opposite of each other when lines intersect.

Vertical angles are always

• acute
• total 180 degrees
• congruent (equal measures)
• adjacent angles

If m∠1 = 30°, then m∠3 = 

• 30°
• 60°
• 150°
• undetermined

complementary, supplementary, or neither?

• Complementary
• Supplementary
• Neither

What type of angle is shown?

• acute
• obtuse
• right
• straight

This picture represents...

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

This picture represents...

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