22. Segment WX is shown X
W
Explain how you would construct a perpendicular bisector of WX using a compass and a
straightedge.

I'm at a bookstore with $\$35$ in my pocket and a $20\%$-off coupon. what is the cost of the most expensive book i can buy with my money and the coupon? (assume that there are books of every possible price in the bookstore. it's a large bookstore! )