23 February 2011 19 May 2011 Algebra 2 Law of Cosines 5/19 Three forms of L.o.C. a2 = b2 + c2 â 2bc*cos(A) b2 = a2 + c2 â 2ac*cos(B) c2 = a2 + b2 â 2ab*cos(C) Law of Cosines…
