case 1In 2D coordinate system the sum of the angles of all quadrants=360 degree= 2pi radianin (x,y) planeCase 2In 3D coordinate system (x,y,z) I took 3 possible planesi.e.(x,y) (y,z) (x,z)each ...

Learn how to identify and calculate angles around a point with this Year 5 Maths guide from BBC Bitesize.

In this Maths article, learn how to use a formula to find out the internal angles within a polygon.