Sitting on park bench, you see a swing that is 60 feet away and a slide that is 80 feet away. the angle between them is 30 degrees. what is the approximate distance between the swing and the slide?

What is the difference between regular convex and concave polygons

Which of the following contains a variable?

Arestaurant offers delivery for their pizzas. the total cost the customer pays is the price of the pizzas, plus a delivery fee. one customer pays $23 to have 2 pizzas delivered. another customer pays $59 for 6 pizzas. how many pizzas are delivered to a customer who pays $86?