Geometry Module 4, Topic D, Lesson 13

math problem

Student Outcomes:

  • Using coordinates, students prove that the intersection of the medians of a triangle meet at a point that is two-thirds of the way along each median from the intersected vertex.
  • Using coordinates, students prove the diagonals of a parallelogram bisect one another and meet at the intersection of the segments joining the midpoints of opposite sides.

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Common Core Learning Standards

CCLS State Standard
G.GPE.4 Use coordinates to prove simple geometric theorems algebraically. For example, prove or disprove...
G.GPE.6 Find the point on a directed line segment between two given points that partitions the segment in a...

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