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secondary 2 | Maths
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Date Posted: 6 years ago
Views: 240
A) Interior angle + Exterior angle = 180°
Exterior angle = 180°-150° = 30°
B) exterior angles of a polygon adds up to 360°
Therefore number of sides = 360°/30°=12
Exterior angle = 180°-150° = 30°
B) exterior angles of a polygon adds up to 360°
Therefore number of sides = 360°/30°=12
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