9/13 Slope from a Graph, Dilations, and Similar Triangles

How do you calculate slope using a graph?

• rise over run
• run over rise
• look at the y intercept
• look at the x intercept

Find the slope:

Find the slope of the line.

• 1/2
• -1/2
• 2
• -2

Find the slope of the line.

• -4

• 4

What type of slope has a vertical line?

• Undecided
• Parallel
• Undefined
• Zero

Zero slope is a vertical line

• True
• False

A slope of 3/4 tells you?
(Select the choice that doesn't apply)

• The line is positive
• The line moves right three and up four
• The change is y is smaller than the change in x
• The line moves up three and right four

Find the slope of the line.

• Undefined
• 0
• 1/1
• -1/1

Find the slope

• -2/3
• 3/2
• -3/2
• 2/3

Find the slope

• -5/3
• -3/5
• 5/3
• 3/5