TRIANGLE PROOFS

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Across
  1. 3. A corner of a figure
  2. 4. Two lines that do not intersect and are always the same distance apart.
  3. 6. congruency If two sides and the Included angle of one triangle are Congruent to two sides
  4. 7. congruency two angles and the Included side of One triangle are congruent to two angles and the 1 included Side of another triangle, then the triangles are congruent
  5. 8. mean
  6. 10. a triangle having two sides of equal length.
  7. 13. angles that are in the same position. made by a line cutting through two or more other lines.
  8. 14. leg
  9. 15. The point that divides a segment into two congruent segments
  10. 16. congruency If two angles and the non-included side of one triangle are congruent to two angles and the non - induced side of another triangle, then the triangles are congruent
Down
  1. 1. having all sides or faces equal an equilateral triangle
  2. 2. Anything equals itself; x=x
  3. 5. is a side of a polygon or a face of a polyhedron
  4. 6. congruency If 3 sides of 1 triangle of one congruent to 3 sidesof another triangle
  5. 9. Corresponding Parts of Congruent Triangles are congruent by definition of congruence
  6. 11. Any two angles that have a sum of 180 degrees
  7. 12. The Ray that divides an angle into two congruent angles