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OpenStudy (anonymous):
what is the sum of the measure of the interior angles of a nanogon?
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Directrix (directrix):
How many sides does a nonagon have?
OpenStudy (jpsmarinho):
is a nonagon right?
Directrix (directrix):
@nana_1421
OpenStudy (jpsmarinho):
each internal angle of a regular nonagon is 140 degrees
OpenStudy (jpsmarinho):
140 * 9 is the same result of what @Directrix posted
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OpenStudy (anonymous):
(9-2)*180=7*180=1260.
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