Across
- 2. All real numbers that are not rational. Numbers that cannot be expressed as the ratio of two integers.
- 3. A rectangular array or table of numbers. Symbols numbers, and expressions arranged in rows and columns.
- 7. A way of presenting that object as a mathematical expression. The simplest representation of an object.
- 9. Equation used to find the equation of a line. Have to have know the slope and intercept cut by the y axis.
- 12. The length of the adjacent side divided by the length of the hypotenuse. It is abbreviated as cos.
- 15. The difference between two consecutive terms of an arithmetic progression. The same or common to each number.
- 16. The difference between every two numbers are the same. Every term is obtained by adding fixed numbers.
- 17. Number that can be written with out a fractional component. An integer with out decimals.
- 19. Lines that are equidistant from each other. Lines that never meet no matter how long they go on for.
- 20. Numbers used for counting and ordering. Positive numbers sometimes zero.
Down
- 1. The smallest possible integer divisible by a+b. The smallest non zero number.
- 4. The amount between each number in a geometric sequence. Same to each number or common.
- 5. The length of the leg opposite to the angle length of the leg adjacent to the angle. It is abbreviated to tan.
- 6. A form used for finding a point on a line.
- 8. An expression that gives the distance between pairs of points. Expression based on the pythagorean theorem.
- 10. A number or ratio expressed as a fraction of 100. A dimensionless number with no unit of measurement.
- 11. The side opposite right angle in a right angled triangle. The longest side of the right angled triangle.
- 13. A symbol and placeholder for quantity that might change. It could represent numbers, vectors, matrices, function, etc.
- 14. Finds the center point of a straight line. Finds the halfway point and divides the line into two equal parts.
- 18. The length of the side opposite the angle divided by length of the hypotenuse. It is abbreviated as sin.