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Home > GC > Chapter 2 > Lesson 2.3.3 > Problem 2-119


Lines and graphed in problem 2-118 form a triangle with the -axis.

  1. How can you describe this triangle? In other words, what is the most appropriate name for this triangle? How do you know?

  2. Find the area of the triangle.

  3. What is the perimeter?

Line, p, has a positive slope. Line, q, has a negative slope.

Look at the triangle formed. Also, look at the equations of the lines that form this triangle.

Area  (base)(height)

The perimeter is units.