In order to solve the formula

in terms of d, you simply have to divide both sides by pi:

The total height of the earring is the sum of the diameters of the circles. Given their circumferences, the diameters are

So, the total height is

3rd one I think tho it may not be accurate
Answer:
24
Step-by-step explanation:
Step-by-step explanation: It should be the second answer.