pendedecagon and it is 2,340 degrees if it is a regular pendedecagon it angles are each 156 degrees
pendedecagon
15-gon??? assuming you mean a pendedecagon, here is your answer: 2,340 degrees
In Geometry a 15 sided shape is called a pendedecagon polygon with 15 angles and sides
In Geometry a 15 sided shape is called a pendedecagon polygon with 15 angles and sides
The measure of each interior angle of a fifteen sided regular polygon, a pendedecagon, is 156o.
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Kinds of polygons with their meanings are: Convex (all diagonals are internal), concave (at least one diagonal is outside the shape), equilateral (equal sides), equiangular (equal angles), regular (equal angles and sides), irregular, (no equal angles and sides), triangle (3 sides), quadrilateral (4 sides), pentagon (5 sides), hexagon (6 sides), heptagon (7 sides), octagon (8 sides), enneagon or nonagon (9 sides), decagon (10 sides), hendecagon (11 sides), dodecagon (12 sides), tridecagon or triskaidecagon (13 sides), tetradecagon or tetrakaidecago (14 sides), pendedecagon (15 sides), hexdecagon (16 sides), hepdecagon (17 sides), ocdecagon (18 sides), enneadecagon (19 sides) and icosagon (20 sides).