Answer:
61
Step-by-step explanation:
72 - 14 + 3 = 61
Answer:
about 14, it's hard to see
Step-by-step explanation:
For this case we must find the perimeter of the fence, in a circular way, knowing that the perimeter of a circle is given by:

Where "r" represents the radius of the circle, in this case 
Substituting in the perimeter equation we have:

Rationalizing we have:

Taking out common factor
:

Answer:

Option C