What's the circumference of a circle with a radius of 4 inches? Use 3.14 for i. C = [?] inches​

What is the total surface area of this square pyramid?

Ms.ortiz sells tomatoes wholesale. the function p(x)=-80x^2+320x-10, graphed below, indicates how much profit she makes on a load of tomatoes if she makes on a load of tomatoes if she sells them for 4-x dollars per kilogram. what should ms.ortiz charge per kilogram of tomatoes to make on a load of tomatoes?

Rationalize the denominator- 12x/√x-10