A triangle \(ABC \) is drawn to circumscribe a circle of radius 4 cm such that the segments \(BD\) and \(DC\) into which \(BC\) is divided by the point of contact \(D\) are of lengths 8 cm and 6 cm respectively. Find the sides \(AB \) and \( AC\).
See the following :
AB =15 cm
AC =13 cm
