Exterior angles add up to 360 degrees and interior angles add up to 900 degrees in a 7 sided heptagon
Chat with our AI personalities
The degrees in a 19 sided polygon add up to 3,060 degrees
The interior angles of an 11 sided polygon add up to 1620 degrees
It has 540 degrees because a five sided polygon has three triangles in it, and sinnce a triangle equals 180 degrees, 3 x 180= 540.
A 10 sided decagon polygon has 10 interior angles that add up to 1440 degrees.
An 11 sided polygon has interior angles that add up to 1620 degrees