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Examine the graph of line at right.

  1. Write the equation of .

    Use the slope triangle in the diagram to determine the slope of the line.

  2. What are the - and -intercepts of the line?

  3. Calculate the area and perimeter of .

    Area units

  4. Write an equation of the line through point that is perpendicular to .

    The slopes of perpendicular lines are negative reciprocals.

a line showing slope triangle, with the points C (negative 2, comma 1), M (2, comma 3), P (2, comma 1)