Exploring Angle Pairs with Parallel Lines and Transversals

What is the main focus of today's lesson?

• Solving quadratic equations

• Learning about different types of triangles

• Understanding the properties of circles

• Using X's and O's from parallel lines to find missing angle measures algebraically

In the first example, what is the value of x when solving X + 3 = X + 11?

• 8

• 3

• 11

• 5

What is the measure of the angles labeled as X in the first example?

• 75 degrees

• 105 degrees

• 90 degrees

• 60 degrees

In the second example, what equation is set up to solve for x?

• X + 105 = X + 85

• 7X + 2 = 8X + 7

• 5X + 4 = 13X - 4

• X + 3 = X + 11

What is the value of x in the second example?

• 10

• 5

• 8

• 12

In the third example, what is the relationship between X and O?

• They are supplementary

• They are congruent

• They are complementary

• They are equal

What is the value of x in the third example?

• 5

• 15

• 10

• -5

In the fourth example, what equation is used to solve for x?

• X + 105 = X + 85

• 5X + 4 = 13X - 4

• X + 3 = X + 11

• 7X + 2 = 8X + 7

What is the value of x in the fourth example?

• 7

• 11

• 5

• 9

What is the measure of the angles labeled as X in the fourth example?

• 95 degrees

• 85 degrees

• 65 degrees

• 75 degrees