1. One of the positive or negative numbers 1, 2, 3, etc., or zero. Compare whole numbers.

2.  a number that can be expressed exactly by a ratio of a integer

3.  method for expressing a given quantity as a number having significant digits necessary for a specified degree of accuracy

4.  a rational number that is equal to the square of another rational number

5.  a number that cannot be exactly expressed as a ratio of two integers.

6.  a rational number or the limit of a sequence of rational numbers

8.  two angles having the same vertex and having a common side between them

9.  a number or quantity placed (generally) before and multiplying another quantity

11.  The set of numbers for which x is defined

12.  The longest side on a triangle

15.  The range of a set of numbers is the largest value in the set minus the smallest value in the set

16.  The slope of a line is the rate at which it is changing per unit

18.  A 3D figure that has 2 base’s that don’t goes up to a point

19.  A graphical representation of the distribution of two random variables as a set of points whose coordinates represent their observed paired values