ST.THOMAS TRAINING

COLLEGE

MUCKOLAKKAL

SUBMITTED BY NAME: SARANYA.V.S

REGISTER NO:13 386 005

YEAR: 2013 - 2014

Closed figures with more than three sides are called

polygons

A

B C

A B

D C

Polygon has two types of angles.

Two types of angles in a polygon are…

1.Internal angle

2. External angle

Internal angles in a polygon are

External angles in a polygon are

The sum of the angles of an n sided polygon is

(n-2)X180°

The sum of the external angles of a polygon is

always 360°

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