There are three straight edges in a triangle.
A triangle has three sides or edges.
A triangle has three edges; a rectangle has four.
A triangle consists of three corners and three edges.
It has 12 straight edges
there are no curves in a triangle
Three
A flat (2D) shape triangle has 3 straight edges. A triangular pyramid has 6 straight edges. A square pyramid has 8 straight edges. (Note, some vertical edges have already been counted as you move from one face to the next.)
A triangle has three sides or edges.
A triangle has three edges; a rectangle has four.
Three EdgesA triangle has three edges.
A triangle consists of three corners and three edges.
there are no curved edges on any triangle.
A cylinder has no straight edges
It has 12 straight edges
There are three sides to a triangle.
there are no curves in a triangle
a pyramid has 4 straight edges