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OpenStudy (anonymous):
Find the sum of the angle measures in an 11-gon?
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OpenStudy (saifoo.khan):
use the formula.
OpenStudy (anonymous):
umm whats the formula ;0
OpenStudy (saifoo.khan):
\[{(x-2) \times 180}\]
OpenStudy (anonymous):
sum =180*(n-2) , n = number of sides
OpenStudy (anonymous):
thankzz ;))
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OpenStudy (saifoo.khan):
welkzz ;))
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