five A triangular based prism has 5 A triangular based pyramid has 4 and there is no such thing as a triangular based prism pyramid - unless you mean a truncated pyramid (or a frustum) which is essentially a prism.
18 straws.
a triangular prism, square based pyramid, rectangular prism and much more
15
A triangular prism or a triangular based pyramid
9
To build the skeleton of a triangle-based prism, you would need 9 straws: 3 for each edge of the triangle base (totaling 9 straws) and 6 additional straws to connect the vertices of the triangle to form the prism.
10
five A triangular based prism has 5 A triangular based pyramid has 4 and there is no such thing as a triangular based prism pyramid - unless you mean a truncated pyramid (or a frustum) which is essentially a prism.
the answer is 12
18 straws.
Assuming that pirsim is meant to be prism, the answer is that a triangular based prism has triangular bases!
A triangular based prism has 6 vertices and 9 edges.
a triangular prism, square based pyramid, rectangular prism and much more
It could be called a pentahedral prism.
Net of the Triangular Prism
No.