How can the area of this triangle be determined by forming a rectangle? Select from the drop-down menus to correctly complete the statements. Copy and rotate the triangle and place it next to the existing triangle to form a rectangle. The length of the rectangle is (Choose: 4, 5, 8,or 10) units.

The width of the rectangle is (Choose:4, 5, 8,or 10) units.

The area of the rectangle is (Choose: 10, 16,20,or 25)square units .

The area of the triangle is half the area of the rectangle, so the area of the triangle is (Choose:10, 16, 20 or 25) square units.