A prism that has 3 rectangular faces and 2 parallel triangular bases, then it is a triangular prism. The triangular bases are joined by lateral faces and are parallel to each other. The space occupied by the triangular prism is the volume of the triangular prism.
The picture below illustrate the formula. Let’s solve one example.
Question. Find out the surface area of a triangular prism with base 4 cm, side 3 cm and height 6 cm
b= 4 cm
h= 6 cm
According to the formula,