Activity 13-14 Vocabulary

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Across
  1. 2. The two angles non adjacent to the exterior angle.
  2. 5. The side of an isosceles triangle that is opposite the vertex angle.
  3. 7. A triangle with at least two congruent sides.
  4. 12. The point of concurrency of the altitudes of a triangle.
  5. 13. A postulate where smaller angles are added together to equal a larger angle (two words no space)
  6. 14. Angles inside the triangle.
  7. 15. The angle formed by the legs of an isosceles triangle.
Down
  1. 1. Congruent angles in an isosceles triangle (two words no space)
  2. 3. Angles outside the triangle.
  3. 4. The two sides of an isosceles triangle that are congruent.
  4. 6. The point of concurrency of the medians of a triangle.
  5. 8. A triangle with all equal sides.
  6. 9. A point of intersection of concurrent lines.
  7. 10. A segment from a vertex to the midpoint of the opposite side.
  8. 11. A perpendicular segment from a vertex to the opposite side.