# Maths

##### Across
1. 2. The mean is an example of one
2. 3. A 2d shape with only one side
3. 5. The longest side of a ______
4. 6. What to do after adding up when finding the mean
5. 8. The distance around the outside of a _____
6. 9. The middle number of a list
7. 12. The number of degrees in a right angle
8. 15. The biggest number in a list take away the smallest
9. 16. A point on a grid defined by two numbers
10. 19. The area of mathematics that involves ____
11. 21. Something used to display statistical data
12. 22. The area of mathematics involving shapes
##### Down
1. 1. The distance from the centre of a _____ to the edge
2. 4. A mathematical statement which has been proven
3. 7. Any 2D shape with four sides
4. 10. Greek philosopher after who a famous _____ was named
5. 11. Something which can be solved for a variable
6. 13. The likelihood that something will happen
7. 14. A type of table which shows how many times each number appears in a list
8. 17. A shape with three sides
9. 18. How steep a line is
10. 20. A ____ with all sides and all angles the same