By: Inn Cline

Horace OntalHorace Mann Middle School

Definition of Slope• Slope is the steepness of

a line.

• The number that represents the slope is found by the difference in the y-values divided by the difference in the x-values.

To find the slope of the line segment between the two points,

you need the rise divided by the run

5 units

Run

Rise

3 units

The formula to find the slope of the line segment between the

two points is

12

12

xx

yy

=6 - 14 - 1

=53

(4,6)

(1,1)

What is the slope of this segment?

Run

RiseRise -8Run 9=

What is the slope of the segment

between these two points?

(-3,-3)

(2,2)

12

12

xx

yy

=2 – (-3)

2 – (-3)=

5

5= 1

1. (-4,6) and (8,1)

Answer: -512

2. (-5,-6) and (4,-1)Answer: 5

9

Need More Info?

• Check out the following links!

• http://surfboard.surfside.net/prussell/approximations/Slopes.htm

• http://www.csm.astate.edu/~rossa/Eqnslope/Eqnslope.html

All Graphics from Microsoft Clip Art

and Encarta