Algebra Crossword

3. a numerical or constant quantity placed before and multiplying the variable in an algebraic expression
5. an algebraic expression of three terms
8. relating to Pythagoras' theorem that the square of the hypotenuse of a right triangle is equal to the sum of the squares of the other two sides
10. an algebraic expression consisting of one term
11. each of the quantities in a ratio, series, or mathematical expression
13. a number or quantity that when multiplied with another produces a given number or expression
14. the part of mathematics in which letters and other general symbols are used to represent numbers and quantities in formulae and equations
15. the continuous line forming the boundary of a closed geometric figure
17. a whole number; a number that is not a fraction
19. related to another so that their product is one
20. an irrational number

1. a quantity or parameter that does not change its value whatever the value of the variables, under a given set of conditions
2. a collection of symbols that jointly express a quantity
4. a rational number
6. the distance around something
7. to find an answer
9. an expression of more than two algebraic terms, especially the sum of several terms that contain different powers of the same variable
12. a quantity which during a calculation is assumed to vary or be capable of varying in value
16. of the root of a number or quantity
18. an algebraic expression of the sum or the difference of two terms