The coordinates for the vertices of a right triangle are (1, 4), (6, 4), and (6,1). what is the length of the longer leg?

At a pizza shop 70% of the customers order a pizza 25% of the customers order a salad and 15% of the customers order both a pizza and a salad if s customer is chosen at random what is the probability that he or she orders either a pizza or a salad