Education Technology

Area "FOILed" Again!

Published on 08/27/2011

Activity Overview

Students practice finding rectangular areas with algebraic expressions for the lengths of the sides.

Key Steps

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    Students investigate the distributive property to simplify the expression for the area of a rectangle.

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    Students are introduced to finding the expression for the area of a rectangle with variables in the side lengths. The rectangle is shaded so that students may think about each area individually before combining them to find the total area.

  • Image

    Students are introduced to finding the expression for the area of a rectangle with variables in the side lengths.