A rectangular school flag has a base of 25 inches and a height of 32 inches. The flag is divided into 2 congruent triangles formed by 2 sides and a diagonal of the flag. What is the area of each triangle?​

Amira is painting a rectangular banner 2 1/4 yards wide. the banner will have a blue background. amira has enough paint to cover 1 1/2 square yards of the wall. the school colors are blue and yellow, so amira wants to add yellow rectangles on the left and right sides of the blue rectangle. the yellow rectangles will each be 3/4 yards wide and the same height as the blue rectangle. what will be the total area of the two yellow rectangles?