Quiz about Parallel Perpendicular Slopes and Equations

Question 1

Slopes of parallel lines are...

Accepted Answer

same

Answer

opposite reciprocals.

Answer

opposites

Answer

always positive

Question 2

Slopes of perpendicular lines are...

Accepted Answer

opposite reciprocals

Answer

opposites

Answer

identical

Answer

always negative

Question 3

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

Accepted Answer

Parallel

Answer

Perpendicular

Answer

Neither

Answer

The same line

Question 4

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

Accepted Answer

Neither

Answer

Parallel

Answer

Perpendicular

Question 5

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

Accepted Answer

Perpendicular

Answer

Parallel

Answer

Neither

Question 6

A line is perpendicular to y = 2x - 7.

What is the slope of the perpendicular line?

Accepted Answer

-1/2

Answer

-2

Answer

1/2

Answer

2

Question 7

Which equation is parallel to:

y = 5

Accepted Answer

y = 4

Answer

y = 5x + 2

Answer

y = (-1/5) x

Answer

y = x

Question 8

Which equation is perpendicular to:

x = -5

Accepted Answer

y = -3

Answer

y = 1/5x

Answer

y = -5x +3

Answer

x = 4

Question 9

Which line(s) are parallel to y=3x+1

Accepted Answer

y=3x

Answer

y= -3x -1

Answer

y=-1/3+3

Answer

None of them

Question 10

Which line(s) are parallel to x -2y = 8

Accepted Answer

y=x/2-5

Answer

y=2x

Answer

y=-2x-15

Answer

None of them

Question 11

Which of these lines are parallel to each other:
1) y = 5x -1
2) y = x/5
3) y= -x/5 +11

Accepted Answer

None of them

Answer

1 & 2

Answer

2 & 3

Answer

1 & 3

Question 12

What is the slope of the line that is perpendicular to

x + 2y = 2.3

Accepted Answer

2

Answer

-1/2

Answer

-2

Answer

1/2

Question 13

Write an equation in slope intercept form that is parallel to y = 2x +3 and passes through the point (3, -4).

Accepted Answer

y = 2x -10

Answer

y = 2x + 10

Answer

y = -2x -10

Answer

y= -2x - 2

Question 14

Write an equation in slope intercept form that is perpendicular to y = -3x + 4 and passes through the point (9,5).

Accepted Answer

y = 1/3x + 2

Answer

y = 3x - 32

Answer

y = -3x + 22

Answer

y = 1/3x - 8

Question 15

Write an equation that is parallel to y = 4 and passes through the point (8, -3)

Accepted Answer

y = -3

Answer

y = 3x - 11

Answer

y = -3x

Answer

y = x

Question 16

Write an equation in standard form that is perpendicular to y = 1/4x + 2 and passes through the origin.

Accepted Answer

4x + y = 0

Answer

y = -4x - 0

Answer

y = 4x - 2

Answer

x - 4y = 0

Question 17

Which equation is parallel to the x-axis and goes through the point (2, 5)?

Accepted Answer

y = 5

Answer

x = 2

Answer

x = 5

Answer

y = 2

Question 18

Write the equation of a line that is perpendicular to the x-axis and goes through the point (-3, 3).

Accepted Answer

x = -3

Answer

x = 3

Answer

y = 3

Answer

y = -3

Parallel Perpendicular Slopes and Equations

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