Creating Quadrilaterals

A closed polygon which has 4 sides is called a quadrilateral. Try to drag the points on the polygons in this activity to illustrate the different types of quadrilaterals listed below? The top one is done for you. Once you have completed this activity take a picture/screen shot.
1) Is a square a rectangle? Why or why not? 2) Is a square a rhombus? Why or why not? 3) Is a square a parallelogram? Why or why not? 4) Is a square a quadrilateral? Why or why not? 5) Is a square a trapezoid? Why or why not?