Pre-Algebra

4. common multiple the least number that is a multiple of two or more other numbers
5. the side opposite the right angle in a right triangle
7. an expression containing a root
12. common factor the greatest number that will divide evenly into two or more numbers
13. triangle a triangle with one right angle
14. in a right triangle, one of the two sides that make up the right triangle

1. number a number that cannot be written as fractions and form non-repeating, non-terminating decimals
2. theorem states that the square of the length of the hypotenuse of a right triangle is equal to the sum of the squares of the lengths of the other sides
3. number a number that is less than zero
6. a raised number that indicates the number of times a factor is multiplied by itself; also called power
8. value the value of a number without its sign, or the difference between a number and zero expressed as a positive number
9. a non-fractional number that can be positive, negative or zero
10. a number that can be multiplied by itself a given number of times to form a specified product
11. number a number that has only two factors; one and itself