![The image shows different faces of an octagonal prism with two-dimensional and three-dimensional representation, vintage line drawing or engraving ill Stock Vector Image & Art - Alamy The image shows different faces of an octagonal prism with two-dimensional and three-dimensional representation, vintage line drawing or engraving ill Stock Vector Image & Art - Alamy](https://c8.alamy.com/comp/T5RXCJ/the-image-shows-different-faces-of-an-octagonal-prism-with-two-dimensional-and-three-dimensional-representation-vintage-line-drawing-or-engraving-ill-T5RXCJ.jpg)
The image shows different faces of an octagonal prism with two-dimensional and three-dimensional representation, vintage line drawing or engraving ill Stock Vector Image & Art - Alamy
The tank has the shape of a regular octagonal prism without an upper base. The base edge has a = 3m, the side edge b = 6m. How much metal sheet is
![Octagonal Prism Vector Geometric Shapes Preschool Stock Vector (Royalty Free) 615261176 | Shutterstock Octagonal Prism Vector Geometric Shapes Preschool Stock Vector (Royalty Free) 615261176 | Shutterstock](https://image.shutterstock.com/image-vector/octagonal-prism-vector-geometric-shapes-260nw-615261176.jpg)