The radius of a semicircle is 24 inches. What is the semicircle's perimeter?

Cot(90° − x) = 1 the value of x that satisfies this equation is °. a. 60 b. 135 c. 225 d. 315

Oliver had $50 on the day before his birthday. after he recived some money for his birthday , he had $75. write and solve eqaution to find how much money oliver received for his birthday. x+50=75

David leaves his house to go to school. he walks 200 meters west and 300 meters north. how far is david from his original starting point?