Total of Exterior Angles, 360o, Interior + Exterior, 180o, Total of Interior Angles, (n - 2) x 180, 5-Sided Shape, Pentagon, 6-Sided Shape, Hexagon, 7-Sided Shape, Heptagon, Sum of Angles of a Pentagon, 540o, Single Exterior Angle of a Hexagon, 60o, Single Interior Angle of a Hexagon, 120o, Single Interior Angle of an Octagon, 135o, Single Exterior Angle of an Octagon, 45o, Sum of Angles in a Hexagon, 720o.

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