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SSAT Upper Level
Quantitative (Math)

Interior Angle of a Regular Octagon

Medium Geometry And Measurement Polygons

Consider a polygon with 8 sides, known as an octagon. If all sides of the octagon are of equal length and all interior angles are equal, it is classified as a regular octagon. The formula for calculating the measure of each interior angle of a regular polygon is given by:

$$ ext{Interior Angle} =\frac{(n-2) imes 180^ ext{o}}{n} $$

where $$ n $$ is the number of sides of the polygon. Given this information, what is the measure of each interior angle of a regular octagon?

Hint

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