McGraw Hill Glencoe Geometry, 2012
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McGraw Hill Glencoe Geometry, 2012 View details
6. The Law of Sines and Law of Cosines
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Exercise 60 Page 597

Can you identify the slope and intercept of the graph? How does this help you write an inequality?

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Practice makes perfect

There are two major steps to writing an inequality when given its graph.

  1. Write an equation for the boundary line.
  2. Determine the inequality symbol and complete the inequality.

Let's get started by focusing on the boundary line.

Writing the Boundary Line Equation

It only takes two points to create a unique equation for any line, so let's identify two points on the boundary line.