Unit 2, Lesson 7; Parallel and Perpendicular Lines

1. y = 5x + 10; (2, 14)

D. y = 5x + 4

2. y = 1/5x - 10; (15, -16)

C. y= 1/5x - 19

3. y = -7/8x - 1 and -8x + 7y = -21

B. perpendicular

4. y = -1/4x + 10 and -2x + 8y = 6

C. neither

5. 4x - 12y = 2; (10, -1)

C. y = -3x + 29

1 answer

6. y = 1/3x + 4 and -9x + 27y = 108

A. parallel

7. y = 2/3x - 3 and 3x + 2y = 2

B. perpendicular

8. y = 3x - 7 and -3x + y = -9

A. parallel

9. y = 5/3x + 2 and -3x + y = -11

B. perpendicular

10. y = -1/6x - 1 and 6x + y = -5

A. parallel