### Home > GC > Chapter 3 > Lesson 3.1.1 > Problem 3-8

3-8.

On graph paper, graph *3-8 HW eTool* (Desmos). Homework Help ✎

Find the slope of

and write an equation for the line. Draw a slope triangle.

Find

(the distance fromto).Think of how a slope triangle can be used to calculate

.Are there any similarities to the calculations used in parts (a) and (b)? Any differences?

One is a ratio (slope) while the other is a length (distance).

Use the eTool below to solve the problem.

Click the link at right for the full version of the eTool: *CCG 3-8 HW eTool*