Need more practice or help with 11.7 use the link below
http://www.youtube.com/watch?v=9rLD8STilo4
http://www.youtube.com/watch?v=9XZAUgPv23E (only play up to the first 7 minutes, don't need the completing the square at this time)
http://www.youtube.com/watch?v=6MNL5lASMDA
https://www.khanacademy.org/math/geometry/cc-geometry-circles/equation-of-a-circle/v/equation-for-a-circle-using-the-pythagorean-theorem
http://www.regentsprep.org/regents/math/algtrig/atc1/circlelesson.htm
HW: Complete 1 column from the first side of the worksheet and complete the back (4 graphs)