1. By: Phillip Nguyen

2. Abs. Value: The distance between 0 & a # on the # line

3. Acute Angle: An angle measuring less than 90 degrees

4. Area: The # of sq. units that covers a shape or figure

5. Base: The bottom of a plane or 3D figure

6. Composite #: A natural # that is not prime

7. Face: A flat surface of a 3D figure

8. Bisect: To divide into 2 congruent(equal) parts

9. Index: # in front of the radical sign

10. Inequality: a mathematical expression which shows that 2 quantities are not equal

11. Infinity: A limitless quantity

12. Integers: The set of #’s including 0, the natural #’s, & all the negatives of the natural #’s

13. Isosceles Triangle: A triangle with at least two equal sides

14. Line: A straight set of points that extends in both directions

15. Locus: A path of points

16. Mean: The sum of the data values divided by the # of data values

17. Median: The middle # in a sorted list of #’s

18. Mode: # that appears most often in a set

19. Notation: A system of symbols used to represent special things

20. Octagon: A polygon with eight sides

21. Percent: A fraction or ratio in which the denominator is assumed to be 100. The symbol % is used for percent

22. Plane: A flat surface that stretches into infinity

23. Point: A location in a plane or in space, having no dimensions

24. Power: Indicates a # multiplied by itself a # of times

25. Simplify: Represents an equation in its simplest form

26. Prime #: a # whose only factors are 1 & itself

27. The distance from the center to a point on a circle; the line segment from the center to a point on a circle.

28. Scale Drawing: A drawing that is a reduction or enlargement of the original

29. Slope: The steepness of a line expressed as a ratio, using any two points on the line.

30. Square Root: x is the number that, when multiplied by itself, gives the number, x.

31. Transversal: A line that intersects other lines

32. Vertex: The point on an angle where the sides meet

33. Volume: A measurement of space, or capacity