Question 12 — IGCSE 0580 March 2023 Paper 22
Cambridge IGCSE Mathematics 0580, Extended tier, non-calculator. Topic: Geometry · Angles using geometrical properties. Worth 3 marks.
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Question text
12 In a regular polygon, the interior angle and the exterior angle are in the ratio interior : exterior = 11 : 1�
Find the number of sides of this regular polygon�
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