A factory makes cars at a constant rate. The table shows the number of car’s made for different length’s of time. A manager draw’s a graph of the number of car’s made per hour. What is the slope of the line?

Thanh and her crew are building a stage in the shape of a trapezoid for an upcoming festival. the lengths of the parallel sides of the trapezoid are 14 ft and 24 ft. the height of the trapezoid is 12 ft.what is the area of the stage? enter your answer in the box. ft²