# Parallel and Perpendicular Lines: Parallel Dorado Quiz

Think you’ve got your head wrapped around Parallel and Perpendicular Lines? Put your knowledge to the test. Good luck — the Stickman is counting on you!
Q. Which of the following is an example of parallel lines?

The wall and the floor of a room
A ladder leaning against a wall
Shelves on a bookcase
The design of a plaid shirt
The stripes on a zebra
Q. How are parallel lines marked in figures?

Matching arrowheads are used to indicate parallel lines
Matching tick marks are used to indicate parallel lines
Any lines that do not intersect are assumed to be parallel
Any lines that intersect are assumed to be parallel
Figures cannot denote parallel lines, so it must be explicitly stated
Q. Which of the following is NOT true?

Parallel lines never intersect
The slopes of two parallel lines are the same
Lines with undefined slopes can still be parallel
Any line can be parallel to itself
Parallel lines cannot have the same y-intercept
Q. Which of the following is the equation of a line that is parallel to y = ½x + 3?

2y – 2x = 6
4y – 2x = 8
y – 2x = 1
2y + x = 8
y = -2x + 3
Q. When two parallel lines are cut by a transversal, which of the following are supplementary?

Corresponding angles
Vertical angles
Alternate interior angles
Consecutive interior angles
Alternate exterior angles
Q. What is the term that best describes ∠1 and ∠7?

Corresponding angles
Vertical angles
Alternate interior angles
Consecutive interior angles
Alternate exterior angles
Q. What is the term that best describes ∠4 and ∠8?

Corresponding angles
Vertical angles
Alternate interior angles
Consecutive interior angles
Alternate exterior angles
Q. Which of the following is true?

∠1 ≅ ∠2
∠3 ≅ ∠8
m∠2 = 180 – m∠5
m∠1 = 180 – m∠7
∠4 ≇ ∠6
Q. If m∠1 = 3x + 7 and m∠8 = 10x – 9, what is the value of m∠4?

2.3
7
14
49
131
Q. If m∠4 = 11y – 2 and m∠6 = 8y + 13, what is the value of m∠3?

5
10
53
127
175