Geometry Section 2-6 Proving Angles Congruent

In this picture, two parallel lines are cut by a third line, called a transversal. What is the maximum number of Linear Pairs of angles you can find?

• 2 Linear Pairs

• 4 Linear Pairs

• 6 Linear Pairs

• 8 Linear Pairs

• Roger that!

• Huh?

Angle 1 = 27^o
Find the measure of angle 4

• 27^o

• 153^o

• 63^o

• 90^o

Find the m∠1

• 67

• 113

• 180

• 23

Find the value of x.

• x = 10

• x = 20

• x = 720

• x = 5

Find D

• ∠D=116°

• ∠D=64°

• ∠D=180°

• ∠D=26°