slope and Parallel and Perepnedicular

Slopes of parallel lines are...

• opposite reciprocals

• the same

• opposites

• always 7

Slopes of perpendicular lines are...

• opposite reciprocals

• the same

• opposite

• always 7

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

• ^-6/₅
• ^-5/6
• ⁵/₆
• ^-4/₃

The following represents slopes of two lines.  Which answer choice describes the two lines?
m = 7 and m = -7

• Parallel
• Perpendicular
• Neither

Find the slope of:
(1,8) and (3,12)

• 2
• 1/2
• 9/7
• -2

Find the slope of:
(-4,5) and (-4, 2)

• 0
• 6
• undefined
• -3/8

Find the slope:

• 2
• -2
• 1/2
• -1/2

Find the slope

• 4/5
• 5/4
• -5/4
• -4/5

Find the slope of the line.

• Undefined
• 0
• 1
• -1

What is the slope in the picture?

• Positive
• Negative
• Zero
• Undefined