To find surface area, you can find the area od all sides and add them together First, area of an triangle is 1/2 length times width So you do 1/2 6*9= 1/2 54= 27 The area of the three triangles are 27 27 times 3 is 81 81 plus the base of 15.6 is 96.6 The surface area is 96.6 meters squared
