Can u someone plz help meee... i put so many points

Need on this one asap im almost done with this subject

Need 50 will mark brainliest answer. find the lengths of all the sides and the measures of the angles.

Barney & noblet customers can choose to purchase a membership for $25 per year members receive 10% off all store purchases 1. how much would a member pay per year if he bought $50 worth of items each year? 2. write a slope-intercept equation that expresses how much a member pays per year using x to represent his purchases per year 3. how much would a member have to spend per year to pay off his membership fee?