A researcher is studying fraternal triplets who have developed from individual eggs. She knows there is an equally likely probability of each triplet being either sex. What is the probability that all three babies are boys?

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.