2.7 finding the midpoint of a line segment, median and perpendicular bisector

2.7 Finding the Midpoint of a Line Segment, Median and Perpendicular Bisector

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2.7 Finding the Midpoint of a Line Segment, Median and Perpendicular Bisector

Goal for Today:• Investigate how to find the midpoint of a line

segment

2.7 Finding the Midpoint of a Line Segment, Median and Perpendicular Bisector

• Recall yesterday’s situation with Mary and George...

2.7 Finding the Midpoint of a Line Segment, Median and Perpendicular Bisector

(8,9)

(1,2)

2.7 Finding the Midpoint of a Line Segment, Median and Perpendicular Bisector

• Mary and George want to stop and have lunch after talking to their friend at the half way point

• How can Mary and George figure out what the half-way point is?

• Use all of your materials from yesterday, including your individual graph paper...

2.7 Finding the Midpoint of a Line Segment, Median and Perpendicular Bisector

(8,9)

(1,2)

2.7 Finding the Midpoint of a Line Segment, Median and Perpendicular Bisector

• A Triangle has vertices A(-3, -1), B (3,5) and C(7,-3) Find the equation of the median that originates at vertex A

2.7 Finding the Midpoint of a Line Segment, Median and Perpendicular Bisector

• A Triangle has vertices A(-3, -1), B (3,5) and C(7,-3) Find the equation of the median that originates at vertex A

2.7 Finding the Midpoint of a Line Segment, Median and Perpendicular Bisector

• Line segment PQ is formed by the points P (-1, 4) and Q (3, -2). Find the equation of the perpendicular bisector

2.7 Finding the Midpoint of a Line Segment, Median and Perpendicular Bisector

• Line segment PQ is formed by the points P (-1, 4) and Q (3, -2). Find the equation of the perpendicular bisector

2.7 Finding the Midpoint of a Line Segment, Median and Perpendicular Bisector

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