Helium is pumped into a spherical balloon at a rate of 2 cubic feet per second. how fast is the radius increasing after 3 minutes? note: the volume of a sphere is given by v=(4/3)πr3

(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.