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POWER POINT PRESENTATION
Presented by,Ajith . SMathematics
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Standard : IXUnit : POLYGONSTopic : Sum of interior angles
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The geometric shapes having equal number of sides and angles are called polygons
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SUM OF ANGLES
Polygon Sum of angles
(3-2) 1800
(4-2) 1800
(5-2) 1800
(6-2) 1800
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Polygon Sum of angles
180 x 3 = 5400
180 x 4 = 7200
180 x 5 = 9000
180 x 6 = 10800
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5400 1800 540-180=3600
7200 3600 720-360=3600
9000 5400 900-540=3600
10800 7200 1080-720=3600
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SUM OF EXTERIOR ANGLES OF A POLYGON IS 3600
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