CCGPS AG 1.9.3 Example 3

Author:
Walch Education
The midpoints of a triangle are , , and . Find the coordinates of the vertices of the triangle.
GeoGebra Applet
  1. Plot the midpoints on a coordinate plane.
  2. Connect the midpoints to form the midsegments , , and .
  3. Calculate the slope of each midsegment.
  4. Draw the lines that contain the midpoints.
  5. Determine the vertices of the triangle.
This applet is provided by Walch Education as supplemental material for the CCGPS Analytic Geometry program. Visit www.walch.com for more information on our resources.

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