Hawaiian volcano has an elevation of 360 feet above sea level the valley below it is 40 feet below sea level how far is it from the peak of volcano to the bottom of The Valley

(05.02) mr. morris is going to save money and replace his sailboat's mainsail himself. he must determine the area of the mainsail in order 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. describe their dimensions and show your work.