Parallel Lines and Exterior Angles Theorem

What is the value of y?

• 29

• 119

• 58

What is the value of x?

• 13

• 6.2

• 29.8

• Not valid

• Alternate interior angles theorem

• Alternate interior angles converse

• Alternate exterior angles theorem

• Alternate exterior  angles converse

Using the given, determine if the conclusion is valid. If so, justify it.
Given:

• Not valid

• Alternate exterior angles theorem

• Alternate exterior angles converse

• Corresponding angles postulate

• Corresponding  angles converse

Using the given, determine if the conclusion is valid. If so, justify it.
Given:

• Not valid

• Alternate exterior angles theorem

• Alternate exterior angles converse

• Corresponding angles postulate

• Corresponding  angles converse

Using the given, determine if the conclusion is valid. If so, justify it.
Given:

• Not valid

• Alternate exterior angles theorem

• Alternate exterior angles converse

• Corresponding angles postulate

• Corresponding  angles converse

Given the following two parallel lines cut by a transversal. Which pair of angles represents alternate exterior angles?

Given the following two parallel lines that have been cut by a transversal. Which two angles would be Alternate Exterior?

Solve for y.

• y = 20

• y = 120

• y = 60

• y = 10