A polyhedron has 20 faces and 30 edges
How many vertices does it have?​

Create a piece use function with at least two functions explain using complete sentences the steps of graphing the function. graph the functions

Ally just bought a plane ticket. she notices that the fare includes a september 11 security fee. what is the government’s purpose for imposing this fee? a. to pay for security at airports b. to pay for airplane maintenance c. to compensate airlines for rising fuel prices d. to pay for new government airplanes

Ted and robin each gave a basket of green apples to their friend lily. ted's basket contains 5 apples, each weighing ounces. robin's basket contains 6 apples, each weighing ounces. whose basket is heavier and by how much?