What is the volume of the cone to the nearest tenth?

The triangles are similar. what is the value of x? show your work.

Which graph has figures that can undergo a similarity transformation to justify that they are similar? (obviously not the third one)

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?