Across
- 4. The constant number
- 6. It is not needed to be proved
- 7. Value which depends on another value
- 8. Section which studies numbers figured by numerals
- 9. It is something we need to prove
- 10. It is a graph which shows y=x^2
- 11. What do we put if a number is undefined?
- 13. The only even trigonometrical function
Down
- 1. Rectangular table consisting elements
- 2. Section of maths which studies figures
- 3. Figure made by three lines' segments
- 4. Greek mathematician
- 5. Type of number which is expressed by fraction
- 11. Directed line segment
- 12. Figure formed by two rays