math project 872

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Across
  1. 3. A segment that joins the midpoints of two sides of a triangle
  2. 5. A line segment or ray that divides a segment into two
  3. 7. bigger than 90 degrees
  4. 8. three medians intersect a triangle
  5. 9. three angle bisecotrs intersect in a triangle
  6. 12. a segment that connects a vertex perpendicularly
  7. 17. three perpendicular bisectors intersect in triangle
  8. 18. exactly equal in shape and size
  9. 19. triangle with 2 equal length sides
  10. 20. polygon of 3 sides
Down
  1. 1. divides an angle in two congruent parts
  2. 2. main point in a triangle
  3. 4. all sides and angles are equivalent
  4. 6. the lines meet at a point of concurrency
  5. 10. connects the vertex to the midpoint
  6. 11. all sides equal
  7. 13. 90 degrees
  8. 14. smaller than 90 degrees
  9. 15. the point where three altitudes intersect a triangle
  10. 16. no sides are congruent