Parallel and Perpendicular Lines Lesson

Multiple Choice

Parallel line have slopes that are

• the same

• negative
• zero
• opposite

Multiple Select

A line parallel to the y-axis has a slope of _____ and an equation that starts with _____

(pick 2 answers)

• x=

• undefined

• zero

• y=

• negative

Multiple Select

A line parallel to the x-axis has a slope of _____ and an equation that starts with _____

(pick 2 answers)

• x=

• undefined

• zero

• y=

• negative

Multiple Choice

Are the slope of these equations the same?

$$y=2x+10$$ and $$5y=10x-5$$

• yes

• no

• impossible to tell

Multiple Choice

Are the slope of these equations the same?

$$4y=24x-8$$ and $$x+6y=30$$

• yes

• no

• impossible to tell

Multiple Choice

Perpendicular lines have slopes that are

• the same

• opposites

• flipped and opposite

• different

Multiple Select

A line perpendicular to the x-axis has a ______slope and an equation that starts with _____

(pick 2 answers)

• x=

• undefined

• zero

• y=

• negative

Multiple Select

A line perpendicular to the y-axis has a ______slope and an equation that starts with _____

(pick 2 answers)

• x=

• undefined

• zero

• y=

• negative

Multiple Choice

Are these lines perpendicular?

x = 9 and y = 9

• yes

• no

• impossible to tell

Math Response

What is the perpendicular slope to this line $$9x+3y=18$$

Type answer here

Correct Answer: \frac{1}{3}

Deg^°

Rad

Math Response

Write the equation of a line in slope intercept form that is perpendicular to $$2x-5y=-10$$ and goes through (4,-5)

Type answer here

Correct Answer: y=-\frac{5}{2}x+5

Deg^°

Rad