3.1: Proving Lines parallel

Question 1

Transversal

Answer 1

Line that intersects 2 coplanar lines at two distinct points

Question 2

Alternate interior angles

Answer 2

<1 and <2

Question 3

same side interior angles

Answer 3

<1 and <4

Question 4

Corresponding angles

Answer 4

<1 and <7

Question 5

Alternate exterior angles

Answer 5

<1 and <4

Question 6

same side exterior angles

Answer 6

<1 and <3

Question 7

Two column proof

Answer 7

Display of steps that prove a theorem