<h3>Scott needs to buy 50.24 feet of fencing</h3>
<em><u>Solution:</u></em>
Given that,
Scott wants to buy fencing to place around a circular rock garden
The diameter of the circle is 16 feet
The amount of fencing Scott will need to buy is equal to the circumference of circular garden
<em><u>The circumference of circle is given as:</u></em>
Where, "d" is the circumference of circle
From given,
d = 16 feet
Therefore,
Thus, Scott needs to buy 50.24 feet of fencing