Unit 5: Relationships in Triangles

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Across
  1. 3. the point at which they intersect
  2. 7. when three or more lines intersect in one point
  3. 8. a segment whose endpoints are a vertex and the midpoint of the opposite side
  4. 9. the perpendicular segment from a vertex to the line containing the opposite side
  5. 10. the point of concurrency of the medians
Down
  1. 1. a segment connecting the midpoints of two sides
  2. 2. the point of concurrency of the angle bisectors
  3. 4. the point of concurrency of the altitudes
  4. 5. a proof involving coordinate geometry and algebra
  5. 6. the point of concurrency of the perpendicular bisectors