If the point (3,4) is one endpoint of a vertical segment and another one is 4 units which is the endpoint of the segment (7,-4) (7,0) (3,-9) (3,0)

Josie buys a pair of boots that retail for $52.00 dollars, however they are currently on sale for 25% off how much does josie pay for the boots if there is also a 6% sales tax on them