Geo. 3-3 Proving Lines are Parallel

Which could be used to prove the lines are parallel?

• Corresponding

• Alternate Interior

• Linear Pair

• Cannot be proved parallel

Which could be used to prove the lines are parallel?

• Alternate Interior

• Consecutive Interior

• Corresponding

• Cannot be proved parallel

Which could be used to prove the lines are parallel?

• Vertical

• Alternate Interior

• Corresponding

• Cannot be proved parallel

What value of x would make line m || line n?

• 54

• 126

Solve for  y.

• y = 20

• y = 120

• y = 60

• y = 10

Solve for y.

• y = 55

• y = 35

• y = 70

• y = 70

Select the figure that makes lines r and t parallel.

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• 
• 
• 

Find the Value of x that will make the line PT and line CW parallel.

• 9

• 2

• 12

• 8

In this figure, angle 1 = 135 degrees
Which of these statements is enough to prove that lines m and n are parallel?

• angle 2 = 45 degrees

• angle 3 = 135 degrees

• angle 8 = 135 degrees

• angle 5 = 135 degrees

What is the measure of ∠8 if the lines are parallel?

• 55

• 155

• 135

• 45