Find the missing pattern 12,24,72,288

How do i simply this expression (quadratic formula basis) on a ti-84 or normal calculator?

If you measured the width of a window in inches and then in feet with measurement would you have the greater number of units

(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.