2D Geometry

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Across
  1. 2. The number used while calculating with circles
  2. 6. A triangle where two sides are congruent
  3. 9. Angles that share a vertex and a side
  4. 10. Two lines that cross
  5. 12. An angle greater than 90 degrees but less than 180 degrees
  6. 13. An angle less than 90 degrees
  7. 14. The space enclosed within the perimeter or the boundary of a given shape
  8. 15. a three sided shape
  9. 16. A triangle where all three sides are congruent
  10. 17. A simple closed figure
Down
  1. 1. The perimeter of a circle
  2. 3. Two angles that equal 90 degrees
  3. 4. A triangle where no sides are congruent
  4. 5. Two congruent angles that are across from one another
  5. 7. Same size, same shape
  6. 8. 90 degrees
  7. 11. Two angles that equal 180 degrees