360 degrees.
Interior Angle Degree measure = 120o Exterior Angle Dergree measure = 60o
two opposite interior angles.
150 degrees.
Each exterior angle measures 36 degrees Each interior angle measures 144 degrees
To find the measure of an exterior angle of a triangle, you can use the property that the exterior angle is equal to the sum of the two opposite interior angles. First, identify the exterior angle you want to measure, and then add the measures of the two non-adjacent interior angles. Alternatively, if you know the measure of one interior angle, you can subtract it from 180 degrees to find the exterior angle at that vertex.
Each exterior angle measures 20 degrees Each interior angle measures 160 degrees
It will have 10 sides and each interior angle measures 144 degrees while each exterior angle measures 36 degrees
Each interior angle measures 150 degrees Each exterior angle measures 30 degrees
exterior angle theorem
Providing that it is a regular nonagon then each exterior angle measures 40 degrees and each interior angle measures 140 degrees
Interior Angle Degree measure = 120o Exterior Angle Dergree measure = 60o
two opposite interior angles.
It has 32 sides and each interior angle measures 168.75 degrees and so 180-168.75 = 11.25 degrees which is the measure of each exterior angle
150 degrees.
30 degrees
Each exterior angle measures 36 degrees Each interior angle measures 144 degrees
In any triangle exterior angle plus interior angles = 180 degrees