7th Grade Geometry Project

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Across
  1. 4. curving or bulging outward
  2. 5. two parallel congruent faces
  3. 6. points that lie on the same line
  4. 9. a measure for arcs and angles
  5. 10. a solid with congruent circular bases in a pair of parallel planes
  6. 12. angle an angle less than 90 degrees but more than 0 degrees
  7. 14. two angles whose measures have a sum of 90 degrees
  8. 15. methods of creating geometric figures without the benefit of measuring tools
  9. 16. lying in the same plane
  10. 18. when three points are collinear, you can say that one point is between the others
Down
  1. 1. flat surface
  2. 2. curving inward
  3. 3. line segments where the faces intersect
  4. 4. the distance around a circle
  5. 6. a circular base and a vertex
  6. 7. a ray that divides an angle into two congruent angles
  7. 8. the same measure
  8. 11. a pair of angles with a common vertex and a common side, but no common interior points
  9. 13. two non-collinear rays that have a common endpoint
  10. 17. the number of square units needed to cover a surface