Across
- 2. Ratio of circumference to diameter
- 6. Only even prime
- 7. a straight line that continually approaches a given curve but does not meet it at any finite distance
- 10. Repeated addition
- 12. Less than 90 degrees
- 13. Average.
- 14. Most repeated
- 15. Middle value
- 16. Triangle with two sides equal
- 18. A polynomial equation of degree two
- 19. A shape with all sides and angles equal
Down
- 1. A sequence of numbers where each term is the sum of the two preceding ones
- 2. Number with only two factors
- 3. Study of data
- 4. A polygon with 5 sides
- 5. Year on year increase or decrease
- 8. A number that divides another number exactly
- 9. Longest chord of a circle
- 11. Index
- 17. A polygon with 8 sides
- 20. Part of the circumference