The meaning of circumference is to find the distance around a circle or in other words the perimeter of the circle. The circumference of a circle can be calculate by using the formula
C=2πr or
C=πd.In this exercise is given that a juice can has a diameter of 2.25 inches, and it is asked to find its circumference. In this problem the diameter of the circle is given, so in this case the formula
C=πd would be used, where d represents the diameter.
The circumference of the juice can is 7.065 inches or in other words letter C from the given choices.