Parallel & Perpendicular Lines

Parallel and Perpendicular Slope

100

What is the slope of a line parallel to y=2x -5?

What is 2?

200

What is the slope of a line parallel to y + 12x = 1?

What is -12?

300

What is the slope of a line perpendicular to y=-5 + 2x?

What is -1/2?

400

What is the slope of a line perpendicular to 3y=-2x + 18?

What is 3/2?

500

What is the slope of a line perpendicular to y - 5x = 7?

What is -1/5?

Parallel Equations

100

Write the equation of a line that is parallel to y = 2x + 3 and passes through (6, 2).

y=2x-1

200

Write the equation of a line that is parallel to 2y = x + 10 that passes through the point (2, 6).

y = 1/2x + 4

300

Write the equation of the line that is parallel to y + 6 = -1/4x that passes through (12, 4).

y = -1/4x + 7

400

Write the equation of a line that is parallel to the line 2y = 6x + 2 and passes through the point (1, 2).

What is y=3x - 1 ?

500

Write the equation of a line that is parallel to 5 - 5y = 10x and crosses through the point (-3, -3).

y = -2x - 9

Perpendicular Equations

100

Find the equation of a line that is perpendicular to y = -5x + 2 and passes through the point (10, 6).

y = 1/5x + 6

200

Write an equation of a line that is perpendicular to y = 1/2x - 6 and passes through the point (6, 4).

y = -2x + 16

300

Write the equation of a line that is perpendicular to y = -1/8x + 2 and passes through the point (-4, 2).

y = 8x + 34

400

Write the equation of a line that is perpendicular to 2x + y = 4 and passes through (8, 8).

y = 1/2x + 4

500

Write the equation of a line that is perpendicular to 6y = -5x - 18 and whose y -intercept is (0,11).

y = 6/5x + 11

Midpoint

100

Find the midpoint between (-1, -5) and (6, -2)

(2.5, -3.5)

200

Find the midpoint between (-1, -8) and (-7, 4)

(-4, -2)

300

If one endpoint is (5, 8) and the midpoint is (-6, 3), find the missing endpoint.

(-17, -2)

400

If one endpoint is (-8, 10) and the midpoint is (-3, -6), find the missing endpoint.

(2, -22)

500

If one endpoint is (-3, -9) and the midpoint is (-1, 1), find the missing endpoint.

(1, 11)