In march, a family starts saving for a vacation they are planning for the end of august. the family expects the vacation to cost $=1419. they start with $130. at the beginning of each month they plan to deposit 20% more than the previous month. will they have enough money for their trip? if not, how much more do they need?

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.