Angle relationships fast and curious

Complementary angles are

• angles that add up to 180°

• angles that add up to 90°

• angles that are congruent

• angles that form a linear pair

Tags

CCSS.HSG.SRT.C.7

Supplementary angles are

• angles that add up to 180°

• angles that are always equal

• angles that add up to 90°

• angles that always obtuse

Tags

CCSS.7.G.B.5

Congruent angles

• always add to 90°

• are always equal

• are never acute

• always add to 180°

Name the angle relationship.

• Alternate Interior
• Alternate Exterior
• Corresponding
• Vertical Angles

Name the angle relationship.

• Alternate Interior
• Alternate Exterior
•  Correpsonding
• Vertical Angles

Name the angle relationship.

• Consecutive Interior
• Alternate Interior
• Corresponding
• Vertical Angles

What type of angle pair is ∠1 and ∠3?

• alternate interior angles
•  supplementary angles
• corresponding angles
• vertical angles 

What is the measure of ∠2?

• 38
• 58
• 71
• 142

Name the alternate interior angle to angle 3.

• 4
• 5
• 6
• 8

Name the alternate interior angle to angle 3.

• 4
• 5
• 6
• 8