Discovering Geometry

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Across
  1. 2. a flat surface that extends infinitely along its edges
  2. 4. opposite over hypotenuse
  3. 5. line segment that connects two non-consecutive vertices
  4. 6. SSS,AAS,SAS,ASA
  5. 9. a shape in which all the angles are of the same degree
  6. 11. sum of two angles that equal 180
  7. 13. A perpendicular segment from a vertex to the base
  8. 14. two pairs of consecutive congruent sides
  9. 16. opposite over adjacent
  10. 17. region between two concentric circles
  11. 18. an arc that is more than 180degrees
  12. 20. a 90degree angle
  13. 22. congruent parts of congruent triangles are congruent
  14. 23. an equilateral parallelogram
Down
  1. 1. A line segment connecting a vertex of a triangle to the midpoint of the opposite side.
  2. 3. on the same plane
  3. 6. two circles that share the same center
  4. 7. a polygon with only inside diagonals
  5. 8. a quadrilateral with two sets of parallel lines
  6. 10. adjacent over hypotenuse
  7. 12. 3.14159...
  8. 15. two angles that make a line
  9. 19. perpendicular segment from the center of the polygon's circumscribed circle to a side of the polygon
  10. 21. a line segment whose endpoints line on the circle
  11. 24. split an angle or segment in half two make two congruent parts