Geometry

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Across
  1. 5. longest side of a right angled triangle compared to the base and perpendicular
  2. 6. this triangle has two sides of equal length
  3. 9. angle whose measure is 180 degrees
  4. 11. an angle greater than 90 degrees but less than 180 degrees
  5. 14. a line that passes through the center and meets the circumference at opposite ends
  6. 15. arc whose measure is greater than 180 degrees
  7. 17. two angles whose sum is 90 degrees
  8. 18. any of the line segments from the center to the perimeter
  9. 19. angle whose measure is 90 degrees
Down
  1. 1. angles that have the same measure
  2. 2. two angles that add up to 180 degrees
  3. 3. pairs of sides that share a vertex
  4. 4. the angles directly opposite each other when line cross
  5. 7. 2 lines that never intersect
  6. 8. an angle less than 90 degrees but more than 0 degrees.
  7. 9. triangle with no equal lengths
  8. 10. measures total length around the outside of a shape
  9. 12. 2 lines that intersect each other at right angles
  10. 13. arc whose measure is less than 180 degrees
  11. 16. triangle with all equal sides