Answer:
3
Step-by-step explanation:
To find the average add all these numbers together, then divide by how many numbers you have.



Answer:
Option A) Circle.
Step-by-step explanation:
We are given the equation:

A general equation of the circle is of the form:

where (h,k) is the center of the circle and r is the radius of circle.
Comparing the two equations, we get,

Thus, the given equation is equation of a circle centered at (3,12) and of radius 5 units.
Answer: 49.5
Step-by-step explanation: