Unit 3 Crossword

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Across
  1. 4. the point that divides a line into two segments
  2. 5. the point of intersection of the three right bisectors of the sides of a triangle
  3. 7. the point at which three angle bisectors of a triangle meet
  4. 9. the point where three medians of a triangle intersect
Down
  1. 1. the point at which three altitudes of a triangle meet
  2. 2. a section of a line
  3. 3. when points meet at a single point
  4. 5. a line segment that joins a vertex of a triangle to any point on an opposite side
  5. 6. a line segment that joins two points on a curve
  6. 8. when points lie on the same line