Determine the relationship of the following linear equations: F(x)=2/7x+3 and g(x)=7/2x-9 Neither Perpendicular Parallel Adjacent

Polygon abcde is reflected to produce polygon a′b′c′d′e′. what is the equation for the line of reflection?

Ithink i know it but i want to be sure so can you me out ?

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