whats the answer ?? ill mark brainliest

Use set builder notation to represent the following set: { -3, -2, -1, 0}

How would you find the height of points on the circle? the topic is trigonometry.

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?