MATH CROSSWORD LEVEL 3

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Across
  1. 1. half of a diameter of a circle
  2. 3. a tool that is used to construct circles
  3. 5. a tool used to measure and construct angles
  4. 7. a triangle that has 3 sides of different lengths
  5. 9. 2D shapes that has 4 sides
  6. 10. a triangle that has 3 equal sides and 3 equal angles
  7. 11. an angle that is larger than 180° but smaller than 360°
  8. 13. a triangle that has 2 equal sides and 2 equal angles
Down
  1. 2. a 3D shape that does not have flat surface.
  2. 3. the perimeter of a circle
  3. 4. an angle that is larger than 0° but smaller than 90°
  4. 6. an angle that is larger than 90° but smaller than 180°
  5. 8. two straight lines that will not meet at any point
  6. 12. an angle that is 90°
  7. 14. an angle that is 180°