Geometry Terms

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Across
  1. 3. 5 sided polygon
  2. 4. 1 pair of parallel sides
  3. 8. a 180 degree angle
  4. 9. 2 lines that never intersect
  5. 10. triangle with all sides equal
  6. 11. Triangle that has a 90 degree angle
  7. 12. an angle between 90 and 180 degrees
  8. 13. triangle with 2 equal sides
  9. 15. 4 equal sides and 4 right angles
  10. 16. base x height for any parallelogram
  11. 17. A = 1/2 x base x height
  12. 18. add all sides
  13. 19. opposite sides are same length and 4 equal angles
  14. 20. opposite sides are parallel, all sides are equal
Down
  1. 1. a 4 sided polygon
  2. 2. 6 sided polygon
  3. 5. 2 lines form a right angle
  4. 6. an angle that measures less than 90 degrees
  5. 7. opposite sides are parallel: square, rectangle, rhombus
  6. 14. triangle with no equal sides
  7. 18. an enclosed shape made up of line segments