Across
- 3. indicate by the sign =
- 7. given condition to investigate or demonstrate.
- 8. x-axis measured parallel to the vertical or y-axis.
- 10. addition of two or more numbers.
- 11. small angle that measures less than 90 degrees.
- 14. tan
- 15. series of system of written symbols used to represent a number.
- 18. usually measured in degree.
- 19. a flat surface which a straight line joining any two points.
Down
- 1. set of values thst given function can take its arguement varies.
- 2. action of mathematical calculation.
- 4. least common denominator
- 5. coaine
- 6. the set of possible values of the independent variable.
- 9. same value of express the same mathematical object.
- 12. a meeting of two lines that form an angle.
- 13. able to assume different numerical value.
- 16. process of inversion.
- 17. used in counting.