Same & Different: Related Quadrilaterals

Look at the two shapes. What do you notice?

A: a rectangle that is 8 inches wide and 3 inches tall. B: a quadrilateral that has a top and bottom of 8 inches, sides of 4 inches and is 3 inches vertically between the top and bottom.
  1. How are pictures A and B mathematically the same, and how are they different?
    • A and B are the same because …
    • A and B are different because …
  2. Make a third picture that shows another shape. Explain how your picture is the same as pictures A and B, and how it is different.