Geometry Vocab Review

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Across
  1. 1. the line from the center of a circle to the circumference
  2. 8. two rays that meet at a common endpoint.
  3. 9. the line that crosses a circle twice
  4. 10. a line with on definite endpoint and extends infinity in one direction
  5. 12. lines that do not cross
  6. 13. to be equal in size and shape
  7. 14. the triangle congruence theorem used only for right triangles
  8. 15. the triangle congruence theorem with two congruent angles and the included side
  9. 17. a piece of a line, denoted with two endpoints. (only one word)
  10. 18. the full name for trig.
  11. 19. a flat 2D surface that extends infinitely in all directions
Down
  1. 2. the word that indicates a triangle has two congruent sides
  2. 3. _______ theorem that is used to find the missing side of a right triangle.
  3. 4. a triangle with 3 congruent sides
  4. 5. opposite over adjacent
  5. 6. what (h,k) represents in the circle equation
  6. 7. angles that are across the vertex from each other
  7. 9. a triangle with no congruent sides
  8. 11. angle with the vertex on the circumference
  9. 16. angle with the vertex on the center