Chapter 5 Geometry

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Across
  1. 4. proof where the assumption has been proven false, so the original statement must be true
  2. 6. intersection point of the altitudes of triangle
  3. 7. all of the angle bisectors meet
  4. 9. point where all 3 perpendicular bisectors of the sides meet
  5. 10. a line, segment or ray that passes through the midpoint of the side and is perpendicular
  6. 11. segment from a vertex to the line containing the opposite side and perpendicular to the line
Down
  1. 1. reasoning that assumes that the conclusion is false
  2. 2. point where 3 medians of triangle intersect
  3. 3. the intersection point of concurrent lines
  4. 5. segment whose endpoints are the vertex a triangle and the midpoint of the opposite side
  5. 8. when 3 or more lines intersect in a common point, the lines are _____.