7th Grade Math Vocabulary

1. the distance around a circle
7. a measure that describes the spread of the data values
12. two numbers that have a sum of zero
14. a ratio of the number of times an event occurs to total number of trials
16. the sum of the measure of two angles is exactly 90 degrees
17. two angles that share a vertex and a side, but have no interior points in common

2. a value that represents the middle of a data set
3. the sum of the area of the faces of a 3 dimensional figure
4. the distance between a number and zero
5. the number cubic units needed to fill a solid figure
6. the sum of the measure of two angles is exactly 180 degrees.
8. angles that are formed by two intersecting lines and are opposite each other
9. a unit rate that gives the price of one item
10. a number multiplied by a variable in an expression or equation
11. a segment that passes through the center of a circle and has both endpoints on the circle
13. the set of positive whole numbers, their opposites, and zero
15. an angle with a measure of exactly 180 degrees