Please could someone correct me , (click it for the full photo)

Mary works for a company that ships packages and must measure the size of each box that needs to be shipped. mary measures a box and finds the length is 7 inches, the width is 14 inches, and the height is 15 inches. what is the volume of the box? [type your answer as a number.]

The measure of an angle is 117°. what is the measure of a supplementary angle?

Tan198=asin164=? how to solve this? ?