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Home > CCG > Chapter 2 > Lesson 2.1.5 > Problem 2-58
2-58.
Graph the line
Draw a slope triangle.
Rotate your slope triangle
around the origin to get a new slope triangle. What is the new slope? Find the equation of a line perpendicular to
. Look at the slopes in parts (a) and (b). How are perpendicular slopes related?
Use the eTool link to graph the function, then draw and rotate a slope triangle.
Click the link at right for the full version of the eTool: 2-58 HW eTool (Desmos)