A triangular ruler can draw a parallelogram by translation.

The only tool that a freshman can draw a parallelogram is a triangular ruler.

Parallelogram is a closed figure composed of two groups of parallel lines on the same two-dimensional plane. . Parallelogram is generally named by the graphic name followed by four vertices. Note: When using letters to represent quadrangles, be sure to indicate whether the vertices are clockwise or counterclockwise.