The answer is going to be 40 or A.
Answer:

Step-by-step explanation:
The formula for the sequence
is used to find the
th term of the sequence.
To find the fourth term, substitute
:

Answer:
C (4,3)
Step-by-step explanation:
Steps to find the circumcenter:
1) Find and Calculate the midpoint of given coordinates or midpoints.
2) Calculate the slope of the perpendicular bisector lines
3) By using the midpoint and the slope, find out the equation of the line

4) Do the same for another line
Solve the equations of two lines to get the intersection point.
The intersection point will be the circumcenter of the triangle.
Given :
X(-2,1), Y(2,-3), Z(6,-3)
Please see the attached file:
Answer:
15 units
Step-by-step explanation:

d = 14.866
d = 15