Crossword Puzzle Project

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Across
  1. 2. point where three altitudes of a triangle intersect
  2. 3. An angle that measures less than 90 degrees
  3. 6. A circle that touches all sides of a triangle
  4. 7. The point that three or more lines intersect
  5. 10. A rigid transformation around a point
  6. 11. Point where three medians of a triangle meet
  7. 13. Figures or lines that are identical in form
  8. 14. Angle that is over 90 degrees but under 180 degrees
  9. 16. Point that is equidistant to every side of a triangle
  10. 17. a rigid transformation
  11. 18. A line from a vertex of a triangle that intersects the line on the opposite side at a 90 degree angle
  12. 19. A polygon with 3 sides and 2 being congruent
Down
  1. 1. A polygon with all 3 sides having different lengths
  2. 4. Point that is equidistant to every vertex of a triangle
  3. 5. Line that goes from vertex to the midpoint of opposite side
  4. 8. Circle that touches all vertices of a triangle
  5. 9. Point that divides a segment into two equal parts
  6. 12. a rigid transformation that maps a corresponding preimage and image points across a line of reflection.
  7. 13. a preimage that undergoes two different transformations
  8. 15. A polygon with 3 sides