Geometry #1

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Across
  1. 2. Angle whose measure is greater than 90 degrees but less than 180 degrees
  2. 4. Branch of math that deals with points, lines, planes and solids
  3. 6. Points that lie on the same line
  4. 7. Two angles whose sum is 180 degrees
  5. 9. Noncoplanar lines that will not intersect
  6. 10. Two angles whose sum is 90 degrees
  7. 11. Triangle with no sides congruent
  8. 13. The figure formed by three segments joining three noncollinear points
  9. 14. Set of points that has infinite and width but no height
  10. 15. Angles that have the same measure
  11. 16. Set of points which has infinite length but no width or height
  12. 17. Two lines that intersect to form right angles
  13. 18. Triangle with at least two sides congruent
  14. 21. Set of all points
Down
  1. 1. Angle whose measure of 180 degrees
  2. 3. Part of a line that consists of two points called endpoints and all points between them
  3. 5. Triangle with all sides congruent
  4. 8. Has no size; length, width, or height and represented by a dot
  5. 10. Segments that have the same length
  6. 12. Points that lie on the same plane
  7. 19. Angle whose measure is 90 degrees
  8. 20. Angle whose measure is between 0 degrees and 90 degrees