# Square in Action!

Slide the slider slowly in the applet below. Be sure to repeat this process a few times, making sure to change the locations of the square's 3 pink vertices each time before re-sliding the slider.
Then complete the tasks posted below.

What properties of a parallelogram are also true of a square? Check all that apply.

List the properties of a rectangle that also exist in a square.

List the properties of a rhombus that also exist in a square.

What is the measure of the pink angle? Explain how you know.