SOLUTION: write the equation of the information given. endpoints of a diameter are (6,9) and (20,7)

Algebra ->  Quadratic-relations-and-conic-sections -> SOLUTION: write the equation of the information given. endpoints of a diameter are (6,9) and (20,7)      Log On


   

Question 143179: write the equation of the information given.
endpoints of a diameter are (6,9) and (20,7)
Answer by scott8148(6628) About Me  (Show Source):
You can put this solution on YOUR website!
the center is the midpoint of the diameter __ [(6+20)/2,(9+7)/2] __ (13,8)

the radius is the distance from the mid-point to one end __ r^2=(20-13)^2+(7-8)^2 __ r^2=49+1 __ r^2=50

(x-13)^2+(y-8)^2=50