15
15 straws are needed
18 straws.
6
9 straws because it has 9 edges, 6 vertices and 5 faces
pentagonal prism
24
9
15 straws are needed
18 straws.
It is simply called a pentagonal prism. That is a prism based on the 2D shape known as a pentagon.
the answer is 12
6
15
six, you need six
9 straws because it has 9 edges, 6 vertices and 5 faces
9.
Yes if it has a unified hexagonal cross-section