What is the height of the trapezoid?

In the polynomial below, what number should replace the question mark to produce a difference of squares? x2 + ? x - 36

Angela is buying a dress that is on sale for 20% off. if the original price of the dress is $40.00, how much money is angela saving on the dress? a. $0.80 b. $3.20 c. $32.00 d. $8.00

Rose bought a new hat when she was on vacation. the following formula describes the percent sales tax rose paid b=t-c/c