Matching Pairs Algebraic expressionsOnline version Definitions related to algebraic expressions by Eulalia West 1 The number multiplying the letters in a monomial 2 The first term squared plus the second term squared plus twice the product of the first term and the second term 3 The addition of two monomials 4 A letter in an algebraic expression 5 The first term squared plus the second term squared minus twice the product of the first term and the second term 6 Monomials that have the same variables raised to the same exponents 7 The addition of several monomials 8 The addition of the exponents of the variables in a monomial 9 The product of numbers and letters 10 The highest degree of the monomials in a polynomial 11 A mathematical expression formed by letters, numbers and operations between letters and numbers. 12 The difference between the squares of the terms Square of an addition Coefficient Addition times subtraction Algebraic expression Degree of a monomial Polynomial Monomial Binomial Square of a subtraction Variable Like monomials Degree of a polynomial