20) a tent is in the shape of a triangular prism. the front and back are isosceles triangles with base 6 feet and height 4 feet. the surface area of the entire tent is 104 square feet. what is the depth of the tent? a) 5 feet b) 8 feet c) 16 feet d) 18.4 feet

Andy wants to find the distance d across a river. he located points as shown in the figure, then use similar triangles to find that d = 223.5 feet. how can you tell without calculating that he must be wrong? tell what you think he did wrong and correct his error. round your answer to the nearest tenth if necessary. andy must have used the wrong . the distance d is actually feet.