In circle M, segment AB is tangent to the circle at point C. AB has endpoints such that AM BM  ,

AC  9 and BC  4 . What is the length of the radius of circle M. Show how you arrived at your answer.

Fill in the blank 1. a rhombus is a rectangle a) always b) sometimes c) never 2. a square is a quadrilateral a) always b) sometimes c) never 3. a trapezoid is a kite a) always b) sometimes c) never 4. a quadrilateral is a kite a) always b) sometimes c) never 5. a square is a rhombus a) always b) sometimes c) never 6. a parallelogram is a rectangle a) always b) sometimes c) never