Parallel Line Proofs

Which is a pair of alternate interior angles?

• ∠3 and ∠6

• ∠4 and ∠6

• ∠3 and ∠7

• ∠5 and ∠6

Name the relationship between ∠2 and ∠7.

• corresponding angles
• alternate interior angles
• alternate exterior angles
• vertical angles

What is the relationship of the Angles

• Alternate Interior
• Alternate Exterior
• Corresponding
• Same Side Interior

What is the Angle Relationship?

• Alternate Interior
• Alternate Exterior
• Corresponding
• Vertical

What is the angle relationship?

• Alternate Interior
• Alternate Exterior
• Corresponding
• Same-Side Interior

What is the Angle Relationship

• Alternate Interior
• Alternate Exterior
• Corresponding
• Same Side-Interior

What angle pair is pictured?

• Alternate Interior Angles
• Supplementary Angles
• Vertical Angles
• Corresponding Angles

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.

What are supplementary 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

What is the supplement angle to 45°?
*REMEMBER WHAT SUPPLEMENTARY ANGLES ADD TOO!

• 45°
• 180°
• 135°
• 100°