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PRE-ALGEBRALesson 138 of 171

AREA

Area of Squares and Rectangles

Students learn that the area of a figure is the measure of how much surface is covered by the figure. The formula for the area of a rectangle is length times width, so the area of a rectangle that has a length of 7 centimeters and a width of 3 centimeters is 7 times 3, or 21 square centimeters. more...

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*Also referred to as Elementary Algebra or Beginning Algebra.

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