1. Class Starter8-12-13 pg. 1 Write an expression that represents the perimeter of the rectangle. Write an expression that represents the area of the rectangle. L W

2. Using Variables – Standard 1.a. Translating word phrases and sentences into expressions and equations and vice versa

3. Vocabulary Variable Algebraic expression Verbal expression Evaluate an expression

4. Variable A variable is a symbol, usually a letter, that represents one or more numbers. Examples: abcxyz

5. Algebraic Expression An algebraic expression is a mathematical phrase that can include numbers, variables, and operation symbols (operators). Examples: n + 7n - 77 X nn ÷ 7

6. Common Operators +-x÷+-x÷

7. Which operator is used in the phrase? Divided by Difference More than Product Minus Sum Multiplied by Quotient Times Twice

8. Verbal Expression

9. Evaluate an Expression

10. Write as an algebraic expression. The difference of 10 and 5

11. Write as a verbal expression.

12. Evaluate the expression. 5 squared

13. Assignment – Variable & Verbal Expressions Kuta Software worksheet#1-33 odd #2-34 even