Across
- 2. An angle indicating the direction of travel between two points
- 8. a² + b² = c²
- 9. A point at which a cruve changes direction in a graph
- 11. The middle value of data when it is arranged in increasing order
- 13. The amount charged for borrowing or earned for investing money
- 14. A set that contains all the elements of multiple sets but without any repeats
- 15. The largest value - the smallest value =
- 17. A rule connecting the three sides of a triangle and one of the angles
- 18. A change in the position of a point/line following a given rule
- 19. An angle that is less than 90°
- 20. A straight line that just touches a curve at one point
Down
- 1. An average that uses all the data
- 3. Fisrt letter of the Greek alphabet that is used in math in various cases
- 4. Polygons with four sides
- 5. Also called reciprocal graph
- 6. A quantity that has both magnitude and a direction
- 7. A measure of how likely an even is to happen
- 10. Income after deductions and tax have been subtracted
- 12. When two quantities increase or decrease at the same time
- 16. The inclination of a line