CCSS IP Math I 5.7.1 Example 1

Quadrilateral has the following vertices: , , , and . Determine whether the quadrilateral is a parallelogram. Verify your answer using slope and distance to prove or disprove that opposite sides are parallel and opposite sides are congruent.
  1. Graph the figure.
  2. Determine whether opposite pairs of lines are parallel.
  3. Verify that the opposite sides are congruent.
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