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On graph paper, graph quadrilateral if and . is a parallelogram, which means that it has two pairs of parallel sides.

  1. Show that is, indeed, a parallelogram.

  2. Use the function to reflect across the -axis, creating . What are the coordinates of ?

  3. Name a different sequence of rigid transformations (one that is not the same as part (b) above) that will take back onto .

Use the eTool below to solve the problem.
Click the link at right for the full version of the eTool: 4-66 HW eTool