## Math

##### Across
1. 4. lines running across from left to right
2. 8. the number of square unites needed to cover a surface
3. 12. any angle whose measure is greater than 90 and less than 180
4. 16. change in grouping
5. 18. two angles whose measures have a sum of 180
6. 20. lines running straight up and down
7. 21. in the right triangle, one of the two sides that form the right angle
8. 22. an equation showing that two ratios are equal
9. 23. the distance of a number form zero on the number line
10. 24. the longest side of a right triangle
11. 25. the product of an integer multiplied by itself
##### Down
1. 1. one of two identical factors of a given number
2. 2. a number sentence that shows equality of two mathematical expressions
3. 3. in any right triangle, the sum of the squares of the lengths of the legs
4. 5. a relationship between input and output in which the output depends on the input
5. 6. two angles whose measures have a sum of 90
6. 7. in a plane that do not intersect
7. 9. two events in which the outcome of the first event does not affect the outcome of the second event
8. 10. change in order
9. 11. the chance of an event occurring
10. 13. a symbol used to represent an unknown number or numbers
11. 14. the number of cubic units it takes to fill a figure
12. 15. two or more events such that the outcome of one influences the outcome of the others
13. 17. the ratio of the circumference of a circle to its diameter, approx. equal to 3.14
14. 19. any angle that measures less than 90
15. 26. the cost of a single unit of an item