Math crossword for miss dotson's class

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Across
  1. 3. involves placing geometric figures in coordinate plane.
  2. 7. the point at which the lines containing the three altitudes of a triangle intersect
  3. 8. segment, ray, line, or plane that is perpendicular to a segment at its midpoint
  4. 10. the point of concurrency of the three angle bisectors of a triangle
  5. 11. from two figures if the point is the same distance from each figure.
  6. 12. you start making the temporary assumptions that the desired conclusion is false
Down
  1. 1. a segment from a vertex to the midpoint of the opposite side.
  2. 2. The point of cuncurrency of three perpendicular bisectors of a triangle
  3. 4. a segment that connects the midpoints of two sides of a triangle.
  4. 5. the perpendicular segment from a vertex to the opposite sides or to the line that contains the opposite side.
  5. 6. The point of intersection of the lines,rays, or segment.
  6. 9. the point of concurrency