Bella's Shape and angle crossword

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Across
  1. 4. hundred and sixty The angles of a square add up to ( the answers in letters not numbers)
  2. 6. An angle over 90 degrees
  3. 10. A triangle where all the sides are different lengths
  4. 11. The opposite of parallel lines
  5. 13. Another name for an oval
  6. 14. The name of a ten sided 3D shape
Down
  1. 1. angle An angle that measures exactly 90 degrees
  2. 2. An angle under 90 degrees
  3. 3. A triangle with 2 sides the same length and one a different length
  4. 5. An angle that measures over 180 degrees
  5. 7. The amount of space a shape takes up
  6. 8. 2 opposite lines that never meet
  7. 9. The outline of a shape
  8. 12. A 3D shape with 6 faces
  9. 15. hundred and eighty The angles of an equilateral triangle add up to this (the answer is in letters not numbers)