Parallel/Perpendicular Practice Terms of Use    Contact Person: Donna Roberts
Directions: These questions pertain to parallel and perpendicular lines. The hints from the cartoon characters may, or may not, be helpful! Choose the best answers.

1.
Given the linear equations:

These lines are:
Choose:
 parallel perpendicular neither

2.
Given the linear equations:

These line segments are:
Choose:
 parallel perpendicular neither

3.
Given: a line through (-3,4) and (4,-3) and
a line through (-6,-5) and (-5,-4).
These lines are:

Choose:
 parallel perpendicular neither

4.
Which equation represents a line through (3,1) and parallel to y = -2x - 9?

Choose:
 y = -2x + 5 y = 2x - 9 y = -2x + 7 y = -2x + 1

5.
A new line is drawn through the point (-3,6) and perpendicular to the line with x-intercept (3,0) and y-intercept (0,3). Which choice is the equation of this new line?
Choose:
 y = -x - 3 y = x - 3 y = -x + 9 y = x + 9

6.
Which equation represents a line parallel to the x-axis?

Choose:
 x = -3 x = -3y y = 12 y = 3x + 2

7.
Which equation represents a line that is parallel to the line whose equation is 2x + 3y = 12?
Choose:
 4x - 6y = 2 -4x + 6y = 2 6x + 4y = -2 4x + 6y = 2

 8. Which of the following lines are parallel toy = -3x + 1? (Check all that apply, and hit SUBMIT!) 5x - 3y = 2 y = -3x - 1 y - 4 = -3(x + 6) 3x + y = 4 y - 3x = 6 y + 8 = 3(x - 1) 6x + 2y = 10

9.
The graphs of the equations y = 2x - 7 and
y - kx =
7 are parallel when k equals:
Choose:
 -2 2 -7 7

 10. Which of the following lines are perpendicular to 2y = 4x + 5? (Check all that apply, and hit SUBMIT!) y + 1 = -½(x + 5) y = 2x + 1 y - 3 = 2(x - 4) 2y = -x y = -2x + 3 y = -½ x - 4 2x + y = 7

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