Please Help A rectangular sofa cushion is 36 inches by 30 inches by 20 inches. How many cushions can be covered with 40,000 square inches of fabric? Without partially covered ones

The table represents a function f(x). what is f(3)? a.-9 b.-1 c.1 d.9

Ihonestly have no clue if it's each or none.

An airplane is flying at an elevation of 5150 ft, directly above a straight highway. two motorists are driving cars on the highway on opposite sides of the plane, and the angle of depression to one car is 35 ̊ and to the other is 52 ̊. how far apart are the cars?