Quiz about Graphing Parallel and Perpendicular Lines

Question 1

Slopes of parallel lines are...

Accepted Answer

the same.

Answer

negative reciprocals.

Answer

opposites.

Answer

always 7.

Question 2

Slopes of perpendicular lines are...

Accepted Answer

negative reciprocals.

Answer

opposites.

Answer

the same.

Answer

always 7.

Question 3

y = 3x +2

y = 3x - 3

These lines are...

Accepted Answer

Parallel

Answer

Perpendicular

Answer

Neither

Question 4

y = -2/3x + 2
y = 3/2x + 9
These lines are...

Accepted Answer

Perpendicular

Answer

Parallel

Answer

Neither

Question 5

Choose ALL the lines PARALLEL to the following line: y = 2/9x - 7

Accepted Answer

9y = 2x -18

Accepted Answer

y = 2/9x + 8

Answer

y = 9/2x -12

Answer

-2y = 9x + 8

Question 6

A line is perpendicular to y = 2x - 7.
What is the slope of this line?

Accepted Answer

-1/2

Answer

-2

Answer

1/2

Answer

2

Question 7

What slope is parallel to:
m = 3/4

Accepted Answer

3/4

Answer

4/3

Answer

-3/4

Answer

-4/3

Question 8

What slope is perpendicular to:
m = 5/8

Accepted Answer

-8/5

Answer

-5/8

Answer

5/8

Answer

8/5

Question 9

y = 5/7x +2
y = 5/7x - 30
These lines are...

Accepted Answer

Parallel

Answer

Perpendicular

Answer

Neither

Question 10

y = 6x + 2
y = -6x + 2
These lines are...

Accepted Answer

Neither

Answer

Parallel

Answer

Perpendicular

Question 11

Write the equation of a line PERPENDICULAR to the line y = 3x + 2 that passes through the point (9, -2)

Accepted Answer

y = -1/3x +1

Answer

y = -1/3x - 5

Answer

y = 3x-29

Answer

y = 1/3x -5

Question 12

What slope is parallel to:
m = 4

Accepted Answer

4

Answer

-1/4

Answer

-4

Answer

1/4

Question 13

What slope is perpendicular to:
m = 3

Accepted Answer

-1/3

Answer

-3

Answer

1/3

Answer

3

Question 14

y = 3/2x + 2
y = 2/3x + 6
These lines are...

Accepted Answer

Neither

Answer

Parallel

Answer

Perpendicular

Question 15

Write the equation of the line PARALLEL to the line y = 4x - 9 that passes through the point (-2, 4)

Accepted Answer

y = 4x + 12

Answer

y = -4x -4

Answer

y = -1/4x + 5/2

Question 16

Select ALL of the lines that are PERPENDICULAR to y = 3/4x + 9

Accepted Answer

3y = -4x + 5

Accepted Answer

y = -4/3x + 8

Answer

y = 3/4x - 3

Answer

y = -3/4x + 9

Answer

4y = -3x + 7

Question 17

Line a passes through (2, 4) and (4, 7)

Line b passes through (-5, 3) and (-3, 6)

Lines a and b are ?

Accepted Answer

Parallel

Answer

Perpendicular

Answer

Neither

Question 18

Line a passes through (0, 3) and (-4, 8)

Line b passes through (0, 5) and (5,9)

Lines a and b are ?

Accepted Answer

Perpendicular

Answer

Parallel

Answer

Neither

Graphing Parallel and Perpendicular Lines

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