# Algebra 1b: Unit 3 Obj 5: Determine If The Lines Are Parallel Or Perpendicular

10 Questions | Total Attempts: 47

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Find slopes and determine if lines are parallel or perpendicular

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• 1.
A line parallel to 8x - 4y = 9 will have a slope of ___________
• 2.
A line parallel to (y + 7) = -4 ( x - 5)  will have a slope of ___________
• 3.
A line perpendicular to 8x + 7y = -15 will have a slope of ___________
• 4.
A line perpendicular to (y + 2) = -3 ( x + 7) will have a slope of ___________
• 5.
A line perpendicular to 8x - 4y = 9 will have a slope of ___________
• 6.
Which of the following lines is perpendicular to the liney = 4x + 1
• A.

Y = 1x + 7

• B.

Y = (1/4)x + 1

• C.

Y = -(1/4)x + 1

• D.

Y = 4x - 1

• 7.
Which of the following lines is parallel to the line y = 4x + 1
• A.

Y = 1x + 7

• B.

Y = -4x+4

• C.

Y = (1/4)x + 1

• D.

Y = 4x - 1

• 8.
Which of the following lines is perpendicular to y - 8 = -5 (x + 3)
• A.

10x - 2y = 3

• B.

Y = 5x + 8

• C.

8x + 40y = 17

• D.

7x - 35y = -9

• 9.
Which of the following lines is perpendicular to y - 5 = 1/7 (x + -9)
• A.

Y = 7x + 8

• B.

Y = -7x + 16

• C.

7x - y = 6

• D.

X - y = 14

• 10.
Which of the following lines is parallel to 8x - 5y = -2
• A.

5x - 8y = 7

• B.

8x + 5y = -2

• C.

Y - 6 = 8/5 (x + 6)

• D.

Y - 2 = 5/8 ( x - 7)