John says book bags he sells a leather bag for 69 dollars and 80 cents, and the sales tax is about 6 percent of the sale price about how much is sales tax on this bookbag.

(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.