Stella fell asleep 45% of the way through the trip. If the total length of the trip was 600 miles, how many miles had they travelled why Stella fell asleep

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.