Across
- 4. A line through a shape so that each side is a mirror image.
- 8. The whole group from which a sample is taken.
- 9. the number between -1 and 1
- 10. The length of the adjacent side divided by the length of the hypotenuse
- 12. A special curve, shaped like an arch
- 14. The values that divide a list of numbers into quarters
- 15. A point where two or more straight lines meet
Down
- 1. The set of all output values of a function.
- 2. a factor question a squar minus a squar
- 3. the long side of a right angle triangle
- 5. The middle number in a sorted list of numbers
- 6. Trigonometry is the study of triangles
- 7. The number which appears most often in a set of numbers
- 11. The mean is the average of the numbers
- 13. a selection taken from a larger groupsuch as the population