The graph shows the distance, y, in miles, of a moving motorboat from an island for a certain amount of time, x, in hours: what is the speed of the motorboat? 198 miles per hour 22 miles per hour 44 miles per hour 66 miles per hour

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.