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Mathematics 14 Online
OpenStudy (anonymous):

What is the measure of an interior angle of a regular decagon?

OpenStudy (ddcamp):

Interior angle of a regular ngon: \[\frac{ 180(n-2) }{ n }\] A decagon has 10 sides.

OpenStudy (anonymous):

n=represents the number of sides of the regular polygon

OpenStudy (anonymous):

If two lines intersect in the same plane to form a right angle, what can be concluded?

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