Answer:

Step-by-step explanation :
You need to use the formula for calculate the circumference of a circle. This is:

Where "r" is the radius of the circle.
In this case, you know that the radius of the cake is 14 inches:

Therefore, in order to calculate the lenght of the string of flowers you will need, you need to substitute the radius into the formula for calculate the circumference of a circle.
Then, this is (rounded to the nearest inch):
