Across
- 2. The trigonometric function that is equal to the ratio of the side opposite a given angle (in a right triangle) to the hypotenuse.
- 3. A list of numbers or objects in a certain order.
- 6. A constant is a number on its own, such as a, b, or c.
- 8. A relationship or expression involving one or more variables.
- 10. To write a number or another mathematical object as a product of several factors, usually smaller or simpler objects of the same kind.
- 12. A symmetrical open plane curve formed by the intersection of a cone with a plane parallel to its side.
- 13. An algebraic expression consisting of one term.
- 14. A numerical or constant quantity placed before and multiplying the variable in an algebraic expression.
- 19. An algebraic expression of the sum or the difference of two terms.
- 20. The branch of mathematics dealing with the relations of the sides and angles of triangles and with the relevant functions of any angles.
Down
- 1. A number that can be written without a fractional component.
- 4. A quantity that represents the power to which a given number or expression is to be raised.
- 5. The complete set of possible values of the independent variable.
- 7. An expression of more than two algebraic terms.
- 9. A value that you get closer and closer to, but never quite reach.
- 11. The product of an integer and all the integers below it.
- 15. The trigonometric function that is equal to the ratio of the side adjacent to an acute angle (in a right-angled triangle) to the hypotenuse.
- 16. The tangent of an angle is the length of the opposite side divided by the length of the adjacent side.
- 17. A description of the operation of adding infinitely many quantities.
- 18. The difference between the lowest and highest values.