You buy 3.8 pounds of trail mix. the mix cost $2.81 per pound. what is the total price for the trail mix?

I’m on question 7 it says a covered water tank is in the shape of a cylinder the tank has a 28 inch diameter and a height of 66 inches to the nearest square inch what is the surface area of the water tank

Convert (-3,0) to polar form. a. (3,0’) b. (-3,180’) c. (3,180’) d. (3,360’)

What is the approximate difference in tenths between √12 and √15?