Which of the following is equal to the ratio of the circumference of a circle to its diameter?

Alonso walked with his friend andy one day, and wanted to compare their speeds. alonso walked 3 miles in one hour, and andy walked 2 miles in 2 hours. complete the table to graph the relationship for each person.

Match each function with its rate of growth or decay

What are the solutions of the system? solve by graphing. y = x^2 + 3x + 2 y = 2x + 2