the number 3.14 is a rounded value of the mathematical quantity pi. if you replace 3.14 with pi, what is the exact formula of rn the circumference in terms of the diameter ,d, in the terms of radius, r?

Bugs bunny was 33 meters below ground, digging his way toward pismo beach, when he realized he wanted to be above ground. he turned and dug through the dirt diagonally for 80 meters until he was above ground

Solve 2x+y=3 x+y=5 in substitution method

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?