Visualize the stick activity in Lesson 5.1.1, in which you built a rhombus with four sticks of equal length.

1. Is it possible to draw a rhombus with only one right angle? Why or why not?

2. Draw a rhombus with at least one right angle. What is another name for this shape?

   Experiment with the eTool below to help solve the problem.
   Click the link at right for the full version of the eTool: MC1 5-27 HW eTool