Question 25


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Jambmaths question: 

A regular polygon has 150o as the size of each interior angle. How many sides does it have?

Jamb Maths Solution: 

Each exterior angle = 180o – 150o = 30o

Total sum of the exterior angles is 360o

${{30}^{\circ }}n={{360}^{\circ }}\text{   (}n\text{ is the number of sides of the polygon)}$


The polygon is has 12 sides

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