If we refer to your 8 sided shape as a regular octagon we can use the formula 360/n to work out the side of a single exterior angle.
n refers to the number of sides.
In this case the equation you would use would be 360/8 which in turn equals 45 degrees.
So the size of a single exterior angle in a octagon is 45 degrees.
It is: 360/8 = 45 degrees
Exterior angle = 360/number of sides = 360/15 = 24 degrees.Interior angle = 180 - Exterior angle = 180 - 24 = 156 degrees.Angle at centre = Exterior angle = 24 degrees.Exterior angle = 360/number of sides = 360/15 = 24 degrees.Interior angle = 180 - Exterior angle = 180 - 24 = 156 degrees.Angle at centre = Exterior angle = 24 degrees.Exterior angle = 360/number of sides = 360/15 = 24 degrees.Interior angle = 180 - Exterior angle = 180 - 24 = 156 degrees.Angle at centre = Exterior angle = 24 degrees.Exterior angle = 360/number of sides = 360/15 = 24 degrees.Interior angle = 180 - Exterior angle = 180 - 24 = 156 degrees.Angle at centre = Exterior angle = 24 degrees.
180-interior angle = exterior angle If it's a regular polygon then: 360/number of sides = exterior angle
180-interior angle = exterior angle 360/exterior angle = number of sides
With a regular polygon: 360/exterior angle = number of sides
360/number of sides = exterior angle
Exterior Angle for a decagon is 36 Degrees.
360/number of sides = exterior angle
360/number of sides = exterior angle
Each exterior angle is 15 degrees
by the number of sides, 'n' of that particular polygon. by the exterior angle. Therefore, the number of sides of the polygon is 24 sides.
An exterior angle of a polygon is the supplement of the corresponding interior angle. The exterior angle is the angle between an extended sides of the polygon and the next side of the polygon.