A tetracontagon.
Chat with our AI personalities
Since the sum of the n central angles (where n is also the number of sides) of a regular polygon is 360 degrees, then our polygon has 9 sides (360/40) and it is called a nonagon.
Number of sides: 360/40 equals 9 sides
A polygon with 5 sides is called a pentagon.
the 11th sides of polygon is called UNDECAGON....... the 12th sides is DODECAGON.....
The sum of the exterior angles of a regular polygon equal 360° .If one such angle measures 40° then the polygon has 360/40 = 9 sides.