SOLUTION: find the radius of a circle with center at (4,1) if a chord of length 4sqrt(2) is bisected at (7,4)

Algebra ->  Length-and-distance -> SOLUTION: find the radius of a circle with center at (4,1) if a chord of length 4sqrt(2) is bisected at (7,4)       Log On


   

Question 1039755: find the radius of a circle with center at (4,1) if a chord of length 4sqrt(2) is bisected at (7,4)
Answer by Edwin McCravy(20060) About Me  (Show Source):
You can put this solution on YOUR website!


Steps:

1. Use the distance formula to find the length of OA.
2. Find AB which is one-half of the given chord length.
3. Use the Pythagorean theorem to find the hypotenuse
   OB, of the right triangle OAB.   OB is the radius.

Edwin