Quiz about Identifying Slopes as Parallel, Perpendicular or Neither

Question 1

Slopes of parallel lines are...

Accepted Answer

equal.

Answer

opposite reciprocals.

Answer

opposites.

Answer

always 7.

Question 2

Slopes of perpendicular lines are...

Accepted Answer

opposite 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

Answer

The same line

Question 4

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

Accepted Answer

Perpendicular

Answer

Parallel

Answer

Neither

Question 5

y = ¹/₃x + 2

y = 3x + 9

These lines are...

Accepted Answer

Neither

Answer

Parallel

Answer

Perpendicular

Question 6

Which line is perpendicular to
y = 2x - 7 ?

Accepted Answer

y = ^-1/₂x + 2

Answer

y = -2x + 8

Answer

y = ¹/₂x - 7

Answer

y = 2x - 3

Question 7

Which line is perpendicular to
y = x + 9 ?

Accepted Answer

y = - x + 8

Answer

y = ¹/₂x + 9

Answer

y = ^-1/₂x + 9

Answer

y = x - 9

Question 8

Which line is parallel to
y = 2x - 7 ?

Accepted Answer

y = 2x - 3

Answer

y = -2x + 8

Answer

y = ¹/₂x - 7

Answer

y = ^-1/₂x + 2

Question 9

What slope is parallel to:
m = ³/₄

Accepted Answer

3/4

Answer

4/3

Answer

-3/4

Answer

-4/3

Question 10

What is the slope of a line perpendicular to a line with slope ^-6/₅?

Accepted Answer

5/6

Answer

-6/5

Answer

-5/6

Answer

-4/3

Question 11

Name a line skew to FG

Accepted Answer

DC

Answer

EH

Answer

AD

Answer

FB

Question 12

What are parallel lines?

Accepted Answer

Two lines that never cross

Answer

Two lines that intersect

Answer

Two lines that intersect at 90 degrees

Answer

Two lines

Question 13

What does perpendicular mean?

Accepted Answer

Lines cross at 90 degrees

Answer

Lines cross each other

Answer

Lines never touch

Answer

Lines are skew

Question 14

Name a line parallel to AD

Accepted Answer

EH

Answer

AB

Answer

DC

Answer

HG

Question 15

Name a line perpendicular to AD

Accepted Answer

AB

Answer

EH

Answer

CG

Answer

HG

Question 16

Name a line skew to AB

Accepted Answer

EH

Answer

DC

Answer

AE

Answer

HG

Question 17

Choose the most precise answer: These streets are

Accepted Answer

Perpendicular

Answer

Parallel

Answer

Intersecting

Question 18

Choose the most precise answer: These roads are

Accepted Answer

Parallel

Answer

Intersecting

Answer

Perpendicular

Question 19

The slope of a line is zero. What is the slope of a line perpendicular to this line?

Accepted Answer

undefined

Answer

zero

Answer

1

Answer

-1

Question 20

Which equation would be perpendicular to x = 5?

Accepted Answer

y = 10

Answer

x = -5

Answer

-x = 2

Answer

There is none

Identifying Slopes as Parallel, Perpendicular or Neither

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