super brain

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Across
  1. 2. shape with four lines and four 90 degree angles
  2. 4. two numbers before the decimal point
  3. 5. opposite sides are equal and parallel
  4. 6. four numbers before the decimal point
  5. 7. shape like a letter 0
  6. 8. two numbers after decimal point
  7. 11. three numbers before the decimal point
  8. 14. shape with three straight sides and three angles
  9. 15. one number after the decimal point
  10. 16. shape with four equal sides and four 90 degree angles
  11. 17. one number before the decimal point
Down
  1. 1. shape with four straight sides
  2. 3. triangle three same sides
  3. 4. three numbers after decimal point
  4. 9. triangle two same length sides
  5. 10. four unparallel sides
  6. 12. shape with four equal sides
  7. 13. triangle has a 90 degree angle