Learn more about how angles in an 𝒏-sided polygon add to 180° × (𝒏 – 2) with this BBC Bitesize Maths article. For students between the ages of 11 and 14.

Children News:Of grids, polygons and acute angles. January 29, 2025 e-Paper e-Paper ...

This is true for any polygon with n sides, regular or not, and it follows from the fact that an n-sided polygon can be divided into (n − 2) triangles, and the sum of the measures of the interior ...

We need five angles, each of which can combine with copies of itself and the others to sum to 360. But we also need five sides that will fit together with those angles. Further complicating matters, a ...