In order to find the number of gallons of paint needed to paint the exterior surface of a barrel, which of the following should be determined?

the volume of the barrel
the height of the barrel
the surface area of the barrel
the perimeter of the barrel

Ateacher brought a pack of 17 batteries . each calculator uses 3 batteries . how many calculator can the teacher fill with batteries

If the car had not hit the fence, how much farther would it have skidded? solve the skid-distance formula to find the extra distance that the car would have traveled if it had not hit the fence. round your answer to two decimal places. note that unit conversion is built into the skid distance formula, so no unit conversions are needed.

Answer this question i need as soon as possible