EFGH is a rectangle. Drag E or F to adjust one side of the rectangle. G will adjust the other. [br]1. Check the box to view the measure of the diagonals. How are the diagonals related?[br]2. Choose to see the measures of the corner angles. Do the diagonals bisect these angles? What patterns do you see? What do you have to do to the sides of the rectangles to make all of the bisected angles equal?[br]3. Choose to see the measures of the diagonal angles. Are the diagonals perpendicular? What patterns do you see? What do you have to do to the sides of the rectangles to make the diagonals perpendicular?