Solving Problems with Parallel Lines and Transversals

This video tutorial explains how to solve problems involving parallel lines cut by a transversal. It covers the use of theorems to determine angle relationships, such as same side interior angles being supplementary. The tutorial demonstrates solving equations to find the value of x and subsequently the measures of angles 1, 2, 3, and 4. It highlights the use of vertical and corresponding angles to find unknown measures and provides multiple methods to verify the results.

What theorem is used to solve the problem involving parallel lines cut by a transversal?

• Same side interior angles are supplementary

• Vertical angles are supplementary

• Alternate interior angles are congruent

• Corresponding angles are congruent

Tags

CCSS.8.G.A.5

What is the sum of same side interior angles?

• 90 degrees

• 180 degrees

• 270 degrees

• 360 degrees

Tags

CCSS.8.G.A.5

How do you find the value of x in the equation?

• Combining like terms and solving

• Multiplying the angles

• Subtracting the angles

• Adding the angles

Tags

CCSS.7.G.B.5

What is the measure of angle 2 when x=11?

• 108 degrees

• 117 degrees

• 72 degrees

• 99 degrees

Tags

CCSS.8.G.A.5

Why are angle 1 and angle 2 equal?

• They are corresponding angles

• They are same side interior angles

• They are alternate interior angles

• They are vertical angles

Tags

CCSS.8.G.A.5

Which theorem is applied to find that angle 1 and angle 2 are equal?

• Same side interior angles theorem

• Vertical angles theorem

• Corresponding angles postulate

• Alternate interior angles theorem

Tags

CCSS.8.G.A.5

What property makes angle 2 and angle 4 equal?

• Alternate exterior angles

• Corresponding angles

• Vertical angles

• Same side interior angles

Tags

CCSS.8.G.A.5

What is the relationship between angle 3 and angle 4?

• They form a linear pair

• They are vertical angles

• They are corresponding angles

• They are alternate interior angles

Tags

CCSS.8.G.A.5

What is the measure of angle 3?

• 72 degrees

• 108 degrees

• 45 degrees

• 99 degrees

Tags

CCSS.7.G.B.5

How is the measure of angle 3 calculated using angle 4?

• 180 / measure of angle 4

• Measure of angle 4 + 180

• Measure of angle 4 - 180

• 180 - measure of angle 4

Tags

CCSS.7.G.B.5