Rate of Change from a Graph of a Line

Analyze the rate of change between any two points on a line. Compare coordinates, slope triangles, and rate of change equations.
Putting It All Together
[i]Answer these open ended questions on your own or with others to form deeper math connections. [/i]
When you selected different points, what did you notice about the rate of change?
Given two points, how can you calculate the rate of change?
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Information: Rate of Change from a Graph of a Line