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Mathematics 10 Online
OpenStudy (anonymous):

What is the sum of the measures of the interior angles of a 14-gon? A. 12° B. 14° C. 2160° D. 2520°

Directrix (directrix):

(14 - 2) times 180 = ?

OpenStudy (anonymous):

2160 degrees

OpenStudy (anonymous):

@Directrix

Directrix (directrix):

I agree: 2160 degrees http://www.regentsprep.org/regents/math/geometry/gg3/lpoly1.htm

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