Across
- 4. a rectangular or square shaped array of numbers
- 5. the frequency of a number repeating
- 6. the total of all numbers in a given set
- 10. an angle that is greater than zero degrees and less than 90 degrees
- 11. the amount of time it takes for one half of a material to decay or deteriorate into another material
- 12. two angles with the same terminal side
Down
- 1. the longest and only slanted side on a triangle
- 2. a method of solving systems of linear equations by using determinants.
- 3. a way of showing data in quartiles, exhibiting mean, median and mode
- 7. the middle value of an odd number set or the average of two middle values of an even number set
- 8. the vertical line running up (positive) and down (negative)
- 9. the horizontal line of a graph, running left (negative) to right (positive)