Right angle not polygon. (i'm not mad).
octagon
An octagon has interior angles of 1080 degrees.
A pentagon
It is a regular 5 sided pentagon
If each interior angle measures 120 degrees then it is an hexagon which has 6 sides
hexagon
octagon
An octagon has interior angles of 1080 degrees.
A pentagon
Providing that it is a regular polygon then it is a nonagon which has 9 sides
an Octagon, because 360/8=45.
It is a regular 5 sided pentagon
If each interior angle measures 120 degrees then it is an hexagon which has 6 sides
What's Greek for 18?
x + 24375=75
It is not possible to name each polygon since there are infinitely many of them. There is no relationship between whether a polygon is regular and the number of sides or angles that it has. So, there is no way to determine, from its name, if a polygon is regular.
It is a regular 8 sided octagon whose interior angles are 135 degrees and its exterior angles are 45 degrees