Math Review

4. the type of angles that add up to 90 degrees
7. the entire group considered for a survey
10. the grouping symbols [ ]
12. the grouping symbols { }
13. one of the possible results of an experiment
15. two numbers whose sum equals zero
16. a point inside a circle that is equidistant from each point on the circle
17. a fraction where the numerator is a fraction and the denominator is a fraction

1. a set of one or more outcomes of an experiment
2. a sample that does not represent the whole population
3. the likelihood of an event happening
5. a percent added to the cost of an item to determine the selling price
6. the average of the numbers, the sum of the values divided by the number of values
8. numbers that are not exact but are close enough to be used when solving certain problems
9. the distance around a circle
11. a number's distance from 0 on the number line
14. the distance across the circle through the center