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McGraw-Hill's Top 50 Skills For A Top Score: ASVAB Reading and Math by Dr. Janet Wall

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Skill 48 Calculate the Area of Polygons

Area is how many square units of space are enclosed by the sides of a flat shape. Think of a carpet that takes up a certain amount of space. A room-sized carpet covers more square units of space than a small rug. There are formulas for calculating the area of regular polygon shapes like squares and triangles. On the ASVAB, you are likely to be asked to find the area of a polygon. To do so, you need to memorize a few basic formulas.

Area of a Square or a Rhombus. It is easy to find the area of these polygons. Simply multiply the length of one side by the length of any other side. Because all the sides are equal, you are actually finding the square of one side. So here is the formula for finding the area ...

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