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 Interactive Checkpoint
 Algebraic Expression:  A mathematical phrase involving at least one variable and sometimes numbers and operation symbols.

Answer the following questions about the rectangle below

Enter your answer in the box below and press tab to check your result.

Graded Response

a) Determine an algebraic expression that represents the area of the rectangle.
b) Find a simplified algebraic expression that represents the perimeter of the rectangle (do not include spaces in your response).