Unit 1 - Topic 2

These two lines are...

• Perpendicular

• Parallel

• Neither

Line segments XY and AB are what to each other?

• Perpendicular

• Parallel

• Neither

Slopes of parallel lines are...

• equivalent

• opposite reciprocals

• reciprocals

• opposites

Slopes of perpendicular lines are...

• equivalent

• opposite reciprocals

• reciprocals

• opposites

y= 2x + 5

y= -1/2x + 5

These two lines are ...

• Parallel

• Perpendicular

• Neither

y=3x+2

y=3x-2

These two lines are...

• Parallel

• Perpendicular

• Neither

When writing equations, the form y=mx+b is called what?

• euclid's form

• standard form

• intercept-slope form

• slope-intercept form

The "m" in y=mx+b represents what?

• The slope of the line

• The y-intercept

• the x-intercept

• none of these

The "b" in y=mx+b represents what?

• The slope of the line

• y-intercept

• x-intercept

• none of these

What angle do all perpendicular lines create?

• 45 degrees

• 30 degrees

• 90 degrees

• 180 degrees