Geometry Crossword

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Across
  1. 7. Has all right angles. Congruent sides.
  2. 8. An angle greater than 90 degrees. Less than 180 degrees.
  3. 9. A polygon that has six sides and six angles.
  4. 11. A pair of line segment that does not intersect.
  5. 14. A 2 dimensional figure who's diagonals bisect each other. Has both pairs of opposite side parallel.
  6. 15. A three dimensional shape that has 2 bases that are circles. Where the lateral sides form around those bases.
  7. 16. A huge influence in modern geometry. He created many theorems and postulates.
  8. 18. Has two sides congruent. The sum of all the angles makes 180.
  9. 20. Can be used to find things like volume and area. Half of a diameter
Down
  1. 1. A polygon with 5 sides and five angles.
  2. 2. An equalateral parallelogram having oblique angles.
  3. 3. the intersection point of two sides of a plane figure
  4. 4. The sum of all the angles equals 180. Has three sides
  5. 5. A polygon that has eight sides and eight angles.
  6. 6. 2 lines with opposite reciprical slopes.
  7. 10. An angle greater than 90 degrees. But more than 0 degrees.
  8. 12. Can be found using the general formula length times width. Tells you how much space a 2 dimensional object takes up.
  9. 13. A three dimensional figure that has a base of a cirle. Where the lateral sides rise and meet at one point.
  10. 17. Can be found using a formula. Tells you how much space a 3 dimensional object takes up.
  11. 19. A line segment that originates at one point and countinues on in one direction.