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Plot on graph paper with vertices and .   

  1. What is the area of ?

  2. is rotated about the origin to become . Name the coordinates of and .

  3. This time is rotated about point to form . Name the coordinates of .

  4. If is rotated clockwise about the origin to form what are the coordinates of point ?

Use the eTool below to solve each part of the problem.
Click the link at right for the full version of the eTool: Int1 3-94 HW eTool.