When filled, a ballon in the shape of a sphere has a diameter for 14 inches. What is the approximate volume of air. In cubic inches, needed to fill this ballon

Abcd is a square. what is the measure of angle bac

At noon a tank contained 10cm water. after several hours it contained 7cm of water. what is the percent decrease of water in the tank?

(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.