What’s the answer to number 10 please

Tommy buys a sweater that is on sale for 40% off the original price. the expression p -0.4p can be used to find the sale price of the sweater, where p is the original price of the sweater. if the original price of the sweater is 50, what is the sale price?

Segment wx is shown explain how you would construct a perpendicular bisector of wx using a compass and a straightedge

Proving the congruent supplements theorem