| Down |
| 1. | Two angles are said to be __________ if their sum is ninety degrees |
| 2. | The opposite sides of a square are... |
| 3. | A collection of related things |
| 4. | The chance of something happening in the future |
| 7. | A positive whole number |
| 8. | A number below zero |
| 9. | The square root sign |
| 11. | A _____ of a figure is a corner. |
| 13. | Another way of saying multiplicative inverse |
| 14. | Two lines or planes are ___________ to each other if the angle between them is 90 degrees |
| 15. | The number multiplied times a product of variables or powers of variables in a term |
| 17. | ____ is an additive identity |
| 18. | An equation that uses symbols for less than and greater than |
| 20. | A number with a decimal point in it that is a little more or less than the consecutive whole number |
| 21. | A rectangular or square array of numbers. Matrices can be written using brackets or parentheses |