Find the area of the trapezoid

top=7, bottom=11, height=? right slanted side=5

(98 points) i need with 5 questions. answer definitions are welcomed, but not necessary.

Sam makes his sales calls according to a pattern. he travels either north or south depending on the calendar. some of his past trips were as follows: on february 17, april 24, june 10, september 19, and november 3 he drove north. on february 28, may 25, august 22, november 20, and december 18, he drove south. describe sams' pattern. in which direction will sam drive on oct4 and oct 24?

Aboat costs 19200 and decreases in value by 12% per year. how much will it cost in 5 years