Pentagon (and in 3d: triangular prism and tetrahedron.)
pentagonal pyramid
The lines inscribed as directed will result in a "star" being formed inside, and a pentagon will be formed in the middle of the star. The pentagram will have been separated into 11 regions by inscribing it as directed.
Six - five triangular faces above the base, and then the pentagon base itself counts as a face.
Yes
Not sure about the prison. Maybe people are sent there by the Pentagon! A triangular prism has 9 edges.
A pentagon-based pyramid
Pentagon (and in 3d: triangular prism and tetrahedron.)
A pentagon? A solid triangular bar?
pentagonal pyramid
pyramid
A pentagonal pyramid
pentagonal pyramid
The lines inscribed as directed will result in a "star" being formed inside, and a pentagon will be formed in the middle of the star. The pentagram will have been separated into 11 regions by inscribing it as directed.
Six - five triangular faces above the base, and then the pentagon base itself counts as a face.
A shape with 5 sides is called a pentagon.
Yes