At that time it was called 'The Land of Yan and Zhao', because its northern area was dominated by the Kingdom of Yan, while its southern area was occupied by the Kingdom of Zhao. Today, that same area is home to more than 50 minority ethnic groups, such as Han, Hui, Manchu, Mongolian and Korean.
Pentagonal Prism Formula 1  : Area of Base(A) = Â½ * a * 5 * s Perimeter of Base(P) = 5s Surface Area of Prism = 5as + 5sh = 5as + Ph Volume of Prism = (5/2)ash = Ah. 2  a = apothem length, s = side, h = height.
Surface Area Of A Triangular Prism Step by step lesson to find the triangular prism surface area Below are the steps explaining how to find the surface area of a triangular prism.Follow these steps if you want to do the triangular prism surface area problems easily.urface Area Of A Triangular Prism Step by step lesson to find the triangular prism surface area Below are the steps explaining how to find the surface area of a triangular prism.