Math Extra Credit Problems

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Across
  1. 3. A closed shape with 7 sides
  2. 7. angle that is smaller than 90 degrees
  3. 8. An amount of money that you can optionally pay the server in a restaurant
  4. 12. A triangle that has a right angle
  5. 13. A closed shape with 3 sides
  6. 15. All angles in a quadrilateral add up to --- degrees
  7. 16. A triangle with no equal sides
  8. 19. A closed shape with 5 sides
  9. 20. A triangle that has an obtuse angle
  10. 21. A closed shape with 8 sides
Down
  1. 1. A closed shape with 4 sides
  2. 2. The name of a store selling an object for less
  3. 4. All angles in a triangle add up to --- degrees
  4. 5. Angle that is larger than 90 degrees
  5. 6. A triangle that only has acute angles
  6. 9. Multiply by --- to change a percent to a number
  7. 10. Angle that is exactly 90 degrees
  8. 11. The name of a store selling an object for more
  9. 14. A triangle that has 2 equal sides
  10. 17. A closed shape with 6 sides
  11. 18. A triangle that has all equal sides