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Home > CC4 > Chapter 1 > Lesson 1.2.1 > Problem 1-40

1-40.

A line passes through the points and . Does it also pass through the point ? Justify your conclusion. 1-40 HW eTool (Desmos). Homework Help ✎

Look at the points and the line on the eTool. One strategy is to plot the two points on a graph and draw the line carefully. Is point on the line?

What is the slope between points and ? What is the slope between points and ? Are they equal?

Use the eTool below to solve the problem.
Click the link at right for the full version of the eTool: Int1 1-40 HW eTool