Geometry Vocabulary Crossword Puzzle

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Across
  1. 2. any five sided polygon
  2. 6. one of the most common and interesting angles in all of geometry, measured at 90 degrees
  3. 8. a triangle that has three unequal sides
  4. 10. a logical process where a conclusion is based on the concordance of multiple premises that are generally assumed to be true
  5. 12. a statement that has been proved on the basis of previously established statements
  6. 14. a pair of adjacent, supplementary angles
  7. 15. the figure formed by two rays that share a common endpoint, called the vertex
  8. 16. the opposite of something
  9. 17. the size of the surface
Down
  1. 1. when things are.....they have the same dimensions and shape.
  2. 3. measures less than ninety degrees but more than zero degrees
  3. 4. derived by creating a triangle and using the Pythagorean theorem to find the length of the hypotenuse
  4. 5. a pair of non-adjacent angles formed when two lines intersect
  5. 7. is a line segment joining a vertex to the midpoint of the opposing side
  6. 9. a part of a line that is bounded by two distinct end points, and contains every point on the line between its endpoints
  7. 10. a 10-sided polygon
  8. 11. total length of the sides, and edges of a polygon, a two dimensional figure with angles
  9. 13. a six-sided polygon, or 6-gon