Someone help me right now or i’m gonna fail

Find the value of the variable and the length of each secant segment.

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

How do you write 600 as a product of its prime factors (index! )