Angles & Parallel Lines

Find the value of the angle a

• 65

• 140

• 75

• 40

Find the value of the angle a

• 72

• 41

• 108

• 67

Find the value of the angle c

• 72

• 41

• 108

• 67

Find the value of the angle d

• 72

• 41

• 108

• 67

If you know that angle 4 + angle 5=180, how can you prove PQ||RS?

• Converse of corresponding angle theorem

• Converse of alternate interior angles theorem

• Converse of same side interior angles postulate

• Converse of alternate exterior angles theorem

If you know that angle 1 ≅ angle 5, how can you prove PQ||RS?

• Converse of corresponding angle theorem

• Corresponding angle theorem

• Vertical angle theorem

• Interior angle theorem

If ∠3 ≅ ∠7 which of the following can be concluded?

• r is parallel to s by converse of Alternate Interior Angles Thm.

• u is parallel to b by Converse of Consecutive Interior Angles Thm

• s is ⊥ u by Converse of Alternate Interior Angles Thm

• Nothing can be concluded

If 𝘮∠𝟤=𝘹−3 and 𝘮∠𝟥=2𝘹-9, for what value of x is 𝘢 II 𝘣? 

• x=-6º

• x=6º

• x=12º

• x=3x-12

In the figure, x || y.

What is the value of a?

• b + c

• 2b - c

• 180 - b + c

• 180 - b - c