Question

Lombardi's Pizza sells one 18​-inch cheese pizza or two 12​-inch cheese pizzas for $12.99. Determine which size gives more pizza. ​(A=πr^2​)

Answer 1

The 2 12 inch cheese pizzas gives more pizza.

Explanation:

12 inch pizzas

A = π 6^2

A = 113.097 inches^2

18 Inch pizza

A = π x 9^2

A = 31 x π

A = 97.3894

(r=1/2 off the diameter, so 12/0.5=6)