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On graph paper, graph if and .  

  1. Calculate (the length of ). Leave your answer in exact form. That is, do not approximate with a decimal. Explain your method.

  2. Reflect across the -axis to create . What type of shape is if the points are connected in order? Determine the area of .

    Isosceles trapezoid, the area formula is .

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Click the link at right for the full version of the eTool: INT2 7-96 HW eTool