Chapter 3 Unit TEST: Parallel and Perpendicular Lines

Question 1

Given: x ∥ y and w is a transversalProve: ∠3 ≅ ∠6

Revolt · Accepted Answer

vertical angles are congruent ✓ Correct

Question 2

What is the equation, in slope-intercept form, of the line that is perpendicular to the line y – 4 = –(x – 6) and passes through the point (−2, −2)?

Revolt · Accepted Answer

y = x + 1

Question 3

On a coordinate plane, a line goes through (negative 8, 4) and (8, 4). A point is at (negative 4, negative 6).

Revolt · Accepted Answer

y = −6

Question 4

Consider the diagram.

Revolt · Accepted Answer

9

Question 5

On a coordinate plane, line P Q goes through (negative 3, negative 3) and (3, negative 1). Point R is at (1, 1).

Revolt · Accepted Answer

(0, )

Chapter 3 Unit TEST: Parallel and Perpendicular Lines Answers