The photo below is the redused form 16-by20- inch print what is the scale factor being to reduced it

Can someone check if i did this right since i really want to make sure it’s correct. if you do you so much

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

State one method by which you can recognize a perfect square trinomial.