Quiz about Test Review: Parallel and Perpendicular Lines

Question 1

Find the slope:

Accepted Answer

4/3

Answer

3/4

Answer

-3/4

Answer

-4/3

Question 2

Find the slope of the line that passes through:
(-4, 7) and (-6, -4)

Accepted Answer

11/2

Answer

2/11

Answer

13/2

Answer

3/10

Question 3

Which of these represents point-slope form?

Accepted Answer

y - y₁ = m(x - x₁)

Answer

Ax + By = C

Answer

y = mx + b

Question 4

Which of these represents slope-intercept form?

Accepted Answer

y = mx + b

Answer

y - y₁ = m(x-x₁)

Answer

Ax + By = C

Question 5

The slopes of parallel lines are...

Accepted Answer

the same

Answer

opposite

Answer

always different

Question 6

Slopes of perpendicular lines are...

Accepted Answer

opposite reciprocals.

Answer

opposites.

Answer

identical.

Answer

the same

Question 7

What is the slope of a line perpendicular to 5?

Accepted Answer

-1/5

Answer

5

Answer

1/5

Answer

-5

Question 8

Question 8.

Accepted Answer

$$y=4x-18$$

Answer

$$y=\frac{1}{4}x-4$$

Answer

$$y=-4x+6$$

Answer

$$y=-\frac{1}{4}x+2$$

Question 9

Question 9.

Accepted Answer

$$y=-\frac{1}{3}x+8$$

Answer

$$y=3x+9$$

Answer

$$y=\frac{1}{3}x-9$$

Answer

$$y=-3x+7$$

Question 10

Question 10.

Accepted Answer

$$y=2x+7$$

Answer

$$y=\frac{1}{2}x+6$$

Answer

$$y=-\frac{1}{2}x-9$$

Answer

$$y=-2x-8$$

Question 11

Write an equation for a line perpendicular to
y = -5x + 3 through (-5, -4)

Accepted Answer

y = 1/5x - 3

Answer

y = -3x + 1/5

Answer

y = -3x - 1/5

Answer

y = -1/5x - 3

Question 12

Question 12.

Accepted Answer

Line a is perpendicular to line c

Answer

Line a is parallel to line b

Answer

Line b is perpendicular to line c

Answer

Line a is parallel to line c

Question 13

Select all the lines that are parallel.

Accepted Answer

Line in the middle.

Accepted Answer

Line on the right.

Answer

Line on the left.

Answer

None of them.

Question 14

Which of these lines are parallel?

Select all that are parallel.

Accepted Answer

Line B

Accepted Answer

Line C

Answer

Line A

Answer

None of them.

Question 15

Which lines are parallel?

Select all that apply.

Accepted Answer

Line A

Accepted Answer

Line C

Answer

Line B

Answer

None of them.

Test Review: Parallel and Perpendicular Lines

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