A prism has a constant cross-section throughout its length. When the cross-section is a triangle, the prism is called a triangular prism. When the cross-section is a hexagon, the prism is called a ...

A rectangular prism has three pairs of parallel faces: front-back, top-bottom, and left-right. To find its surface area, determine the area of each pair, then sum them up. Use this formula: Surface ...