It does represent the function because each out put has only one input
Answer:

Step-by-step explanation:
Area of a circle = 
However, the question wants to use 3.14 instead of
.
Since the radius is given, which is 18 feet, we can plug and chug.

However, the question wants us to round it to the nearest tenth.
Therefore, the answer is 
Answer:
1 4/5
Step-by-step explanation:
On the number line, for every whole integer, the line is divided into fifths. The dot is one fifth away from the number two. Therefore, it is 4/5 in from 1 and the answer is 1
.