Mr. Morris is going to save money and replace his sailboat's mainsail himself. He must determine the area of the mainsail in ord
er to buy the correct amount of material. Calculate the area of the parallelogram to determine how much material should be purchased. Be sure to explain how to decompose this shape into rectangles and triangles. show your work.
Vertical base is 4 and horizontal base would be 15, which means that it would be the same on the other side. So we could do that math and your final answer would be 286 ft.