16
5 pairs of parallel lines, plus a set of 5 parallels.
A octagonal prism has 32 right angles!!!!!
18
3D shapes don't have lines of symmetry they have plane's of symmetry.
If the hexagons are regular, it has 3 quartets of parallel lines and one 6-tuple of parallel lines. If the bases are irregular hexagons, it can have six pairs of parallel lines and one 6-truple.
An octagon had four pairs of parallel lines.
16
A triangular prism has 9 parallel lines
5 pairs of parallel lines, plus a set of 5 parallels.
An octagonal prism has 16 vertices (or corners).An octagonal prism has 16 vertices (or corners).An octagonal prism has 16 vertices (or corners).An octagonal prism has 16 vertices (or corners).
A rectangular prism has 3 sets of 4 parallel lines and 24 angles.
A octagonal prism has 32 right angles!!!!!
18
i think a octagonal prism has 32 right angles! :)
3D shapes don't have lines of symmetry they have plane's of symmetry.
An octagonal prism has 24 edges.An octagonal prism has 16 vertices.An octagonal prism has 10 faces, two octagons on the "ends" and eight quadrilaterals (often rectangles) on the "sides". The correct number is 24
An octagonal prism has 16 vertices.