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Use graph paper to solve the following problem. 

  1. Draw a four-quadrant graph and label each axis. Plot the following ordered pairs: , , , . Connect the points in the order given as you plot them, then connect the fourth point to the first one.

    Look at one point at a time and decide which quadrant it is in. Remember the is listed first. Plot each point.

  2. Describe the shape on your graph. What is its area?

    The shape has two sets of parallel sides. Remember that the area of a parallelogram is . Count the spaces on the graph to determine the lengths of the base and height.

Use the eTool below to graph and solve the problems.
Click the link at right for the full version of the eTool: 7-19 HW eTool