Jambmaths question:
The sum of the interior angles of a polygon is given as 1080o. Find the number of the sides of the polygon.
Option A:
5
Option B:
7
Option C:
6
Option D:
8
Jamb Maths Solution:
$\begin{align} & \text{Sum of angles in a regular is given as }(n-2)\times 180 \\ & (n-2)\times {{180}^{\circ }}={{1080}^{\circ }} \\ & n-2=6 \\ & n=8 \\\end{align}$
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