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Home > MC2 > Chapter 11 > Lesson 11.3.3 > Problem 11-112


On a piece of grid paper, plot the following points and connect them: , ,

  1. What is the area of triangle

    Using the etool below plot points , , and onto the grid where they
    belong to form the triangle.

  2. What is the perimeter of triangle ?

    Draw a segment creating two right triangles.
    Then use the Pythagorean Theorem to find
    the lengths of and .

Explore using the eTool below.

Click the link at right for the full eTool version: MC2 11-112 HW eTool