GEOMETRY

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Across
  1. 3. Plural of corner of an angle
  2. 4. More than a right angle
  3. 7. Letters used to name a triangle
  4. 8. Collection of points extendable in one directions
  5. 10. Collection of points extendable in both directions
  6. 11. No sides the same
  7. 13. Corner of an angle
  8. 15. Collection of points extendable in 0 directions
Down
  1. 1. Less than a right angle
  2. 2. Only two sides the same
  3. 5. Sides of an angle
  4. 6. Never intersecting
  5. 7. Letters used to name an angle
  6. 9. Perpendicular lines make a ___ degree angle
  7. 12. Between 180 and 360
  8. 14. A dot