Exterior angles add up to 360 degrees
Interior angles add up to 3780 degrees
180 - interior angle = exterior angle
No.Take a look at this picture...http://www.onemathematicalcat.org/Math/Geometry_obj/graphics/summing_exterior_angles.pngThe exterior angle + the interior angle = 180 degrees180 - the interior angle = the exterior angle
measure of exterior angle of triangle is equal to sum of interior angles. for eg. In triangle ABC, angle C is exterior angle angle A and angle B are interior angles so, C=A+B
Each interior angle of a decagon is 144 degrees.An exterior angle is 180 - measure of interior angle.There exterior angle of decagon is 180-144which is equal to-36
Providing that it is a regular nonagon then each exterior angle measures 40 degrees and each interior angle measures 140 degrees
Exterior angle+interior angle=180 degrees and 180-exterior angle=interior angle
the interior angle is about 128.571428 the exterior angle is about 51.4285
It is: 180-interior angle = exterior angle
It is: 180-interior angle = exterior angle
With a protractor or if you know the exterior angle then it's 180 - exterior angle = interior angle
Interior angle 177.12 degrees Exterior angle 2.88 degrees
180-interior angle = exterior angle
180 - interior angle = exterior angle
180 minus interior angle = exterior angle
180 minus interior angle = exterior angle
It is: 180-interior angle = exterior angle
Exterior angle 40 degrees Interior angle 140 degrees