Rectangle 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 rectangle'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 rectangle? Check all that apply.

Select all that apply
  • A
  • B
  • C
  • D
  • E
Check my answer (3)

What two NEW properties are unique only to a rectangle and not to other parallelograms? So, what makes a rectangle special?

Are the angles of the rectangle bisected by the diagonals? Explain your answer.

Do the diagonals of a rectangle intersect at 90˚? Explain your answer.