Geometry Vocabulary

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Across
  1. 2. a 4 sided figure with exactly one pair of parallel sides
  2. 8. an angle which measures exactly 90 degrees
  3. 9. angles whose measures sum to 180 degrees
  4. 12. an angle which measures more than 90 degrees, but less than 180 degrees
  5. 14. the segments where faces of a polygon meet
  6. 15. the amount of material that creates a solid
  7. 16. a polyhedron with triangular bases
  8. 18. a polyhedron with rectangular bases
  9. 19. the 2 dimensional surfaces that comprise a polyhedron
  10. 20. congruent angles that occupy corresponding postitions when a parallel lines are crossed by a transversal
  11. 24. angles in an intersection which are congruent
  12. 26. lines which never intersect
Down
  1. 1. a triangle with one right angle
  2. 3. a solid figure with bases of congruent parallel circles
  3. 4. the amount a solid can hold
  4. 5. a triangle with one obtuse angle
  5. 6. angles whose measures sum to 90 degrees
  6. 7. the point where 3 or more edges meet in a polyhedron
  7. 10. a polyhedron with one base and faces composed of triangles
  8. 11. a solid formed by all points in space equidistant from a central point
  9. 13. a 4 sided figure with 2 pair of equal parallel sides
  10. 17. a polyhedron named by its bases
  11. 21. the 2 dimensional representation of a 3 dimensional figure
  12. 22. a triangle with 3 acute angles
  13. 23. an angle which measures less than 90 degrees
  14. 25. a solid with one circular base