A linear equation is an equation between two variables that gives a straight line when plotted on a graph.
You forgot to put the picture
Answer: The Best Answer
Explanation: Why would the best answer need an explanation?
Hope this helps!
Area of a circle is:
A = (3.14)r^2
The picture shown is that the radius is 4
So,
A = (3.14)4^2
A = 50.2
~