The sum of the internal angles of a pentagon is 540 degrees.
Chat with our AI personalities
A pentagon is a polygon with an interior angle sum measure of 540 degrees and 5 sides.
(Number of sides - 2)*180 (5-2)*180 = 540 degrees
no polygon can have its angle sum be 1660 degrees. the closest shape would be a 11 sides shape
24 sides
10 sides