Find the slope of
and write an equation for the line.
Draw a slope triangle.
(the distance from to ).
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: 3-8 HW eTool (Desmos)