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Parallel and Perpendicular Lines True or False

1. Which of the following is an example of parallel lines? -> Shelves on a bookcase
2. How are parallel lines marked in figures? -> Matching arrowheads are used to indicate parallel lines
3. Which of the following is NOT true? -> Lines with undefined slopes can still be parallel
4. Which of the following is the equation of a line that is parallel to y = ½x + 3? -> 4y – 2x = 8
5. When two parallel lines are cut by a transversal, which of the following are supplementary? -> Consecutive interior angles
6. What is the term that best describes ∠1 and ∠7?

-> Vertical angles

7. What is the term that best describes ∠4 and ∠8?

-> Alternate exterior angles

8. Which of the following is true?

-> m∠2 = 180 – m∠5

9. If m∠1 = 3x + 7 and m∠8 = 10x – 9, what is the value of m∠4?

-> 131

10. If m∠4 = 11y – 2 and m∠6 = 8y + 13, what is the value of m∠3?

-> 127


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