Across
- 3. Straight line across a circle
- 4. Greek mathematician who discovered a famous triangle theorem
- 7. Mathematical rule using letters and symbols
- 9. What you find when you reverse squaring
- 11. Opposite divided by hypotenuse
- 15. Measured in degrees
- 17. Distance across a circle through the centre
- 18. Letter that represents an unknown number
- 19. Opposite divided by adjacent
- 21. Slice of a circle like a pizza piece
- 22. The side across from the angle in a triangle
- 23. Curved part of a circle's edge
- 24. Multiplied by itself
Down
- 1. A mathematical rule that has been proved
- 2. The space inside a 2D shape
- 5. Adjacent divided by hypotenuse
- 6. The side next to the angle in a triangle
- 8. Find the value of the unknown
- 10. A polygon with three sides
- 12. Multiply out brackets
- 13. Distance from centre to edge of a circle
- 14. Two expressions that are equal
- 16. Maths using letters to represent numbers
- 17. Unit for measuring angles
- 20. The space inside a 3D shape