Area and Perimeter of Quadrilaterals

Move the red dots to make new shapes.[br]1) How many rectangles with an area of 16 can you find?[br]2) How many rectangles with an area of 16 and a perimeter of 20 can you find?[br]3) How many quadrilaterals with an area of 16 can you find?
Area and Perimeter of Quadrilaterals
Created by Dr GJ Daniels.

Information: Area and Perimeter of Quadrilaterals