Triangle Project

12345678910111213141516171819
Across
  1. 2. Any figure or value is equal to itself.
  2. 4. If two angles match, the third angles are also equal.
  3. 5. A line that splits an angle into two equal angles.
  4. 8. Triangles that share a common side, angle, or area within the same figure.
  5. 12. A logical argument showing a statement is true using facts, definitions, and theorems.
  6. 14. Being the same or equal distance.
  7. 16. This theorem States that a larger angle means a longer opposite side.
  8. 17. The corners where two straight lines meet.
  9. 18. The point where the three angle bisectors intersect.
  10. 19. Two figures having the same shape and size.
Down
  1. 1. States that the sum of any two sides must be greater than the third side.
  2. 3. A line that divides a line segment or an angle into two equal parts.
  3. 6. A polygon with three sides.
  4. 7. The point where the three altitudes intersect.
  5. 9. The mean position of all the points in a figure.
  6. 10. The height of a side.
  7. 11. Corresponding parts of congruent triangles are congruent.
  8. 13. Three or more lines/segments intersecting at the same point.
  9. 15. A line segment joining a vertex to the midpoint of the opposite side.
  10. 19. The point where all three perpendicular bisectors of a triangle meet.