OpenStudy (anonymous):

what is the interior angle of a regular dodecagon .???

5 years ago
OpenStudy (anonymous):

i also need these if you could please Sum of Interior Angles Exterior Angle Sum of Exterior Angles

5 years ago
OpenStudy (anonymous):

sum of exterior angle is 2pi

5 years ago
OpenStudy (anonymous):

interior angle 150 degrees Sum of Interior Angles 1800 degrees

5 years ago
OpenStudy (anonymous):

so each of the exterior angle is 2pi/12=pi/6 interior angle=pi - exterior angle = pi - pi/6 = 5pi/6 sumof interior angle = interior angle * 12 = 5pi/6 *12 = 10pi

5 years ago