There are three sides to a triangle.
that's easy peasy a cuboid has 12 edges
There are twp perpendicular edges in a triangular prism. See if you draw a triangle you'll have two angles or edges that are the same length. That is if you draw a standard triangle.
There are many possible solids. A triangle based prism, or a triangle based dipyramid are two examples.
A triangular prism has 9 edges and 5 faces. It also has 6 vertices. A cube has 6 faces and 12 edges.
4 faces/ 4 vertices/ 6 edges
A triangle has three sides or edges.
there are no curved edges on any triangle.
A triangle has three edges; a rectangle has four.
A triangle consists of three corners and three edges.
There are three straight edges in a triangle.
8 edges
There are three sides to a triangle.
there are no curves in a triangle
A triangle has 3 sides (or edges) and 3 corners (or angles)
15 edges.
It has 8 edges.