Finding x with Parallel Lines and Transversals

What is the definition of parallel lines?

• Lines that are supplementary

• Lines that intersect at 90 degrees

• Lines that are always the same distance apart

• Lines that form a linear pair

Tags

CCSS.HSG.CO.A.1

What is the definition of perpendicular lines?

• Lines that form a linear pair

• Lines that intersect at 90 degrees

• Lines that are supplementary

• Lines that are always the same distance apart

Tags

CCSS.HSG.CO.A.1

In Example 1, what is the value of x?

• 53

• 155

• 110

• 159

Tags

CCSS.8.G.A.5

In Example 1, what is the measure of angle 8?

• 155 degrees

• 159 degrees

• 110 degrees

• 53 degrees

Tags

CCSS.7.G.B.5

Why are angle 1 and angle 5 congruent in Example 1?

• They are alternate interior angles

• They are corresponding angles

• They are supplementary angles

• They are vertical angles

Tags

CCSS.8.G.A.5

In Example 2, what is the value of x?

• 180

• 94

• 19

• 86

Tags

CCSS.8.G.A.5

In Example 2, what is the measure of angle 3?

• 180 degrees

• 94 degrees

• 86 degrees

• 19 degrees

Tags

CCSS.7.G.B.5

Why are angle 1 and angle 6 supplementary in Example 2?

• They are corresponding angles

• They are alternate interior angles

• The sum of their measures is 180 degrees

• They form a linear pair

Tags

CCSS.8.G.A.5

In Example 2, what is the measure of angle 1?

• 94 degrees

• 180 degrees

• 86 degrees

• 19 degrees

Tags

CCSS.7.G.B.5

Why are angle 3 and angle 6 congruent in Example 2?

• They are supplementary angles

• They are alternate interior angles

• They are corresponding angles

• They form a linear pair

Tags

CCSS.8.G.A.5