Angles play an important role in custom bikes that are properly fitted to the biking needs of cyclists. One of the angles to help find the perfect fit is called the hip angle. The table indicates hip angles for various biking needs. A racer who had an 86" hip angle decides to switch to long-distance riding. What is the minimum difference in hip angle for the two types of biking? Hip Angle Used For 85 ship angle s 89 short-distance aggressive racing 91 ship angle s 115 long-distance riding 116 ship angle s 130 mountain biking (Simplify your answer. Do not include the degree symbol in your answer.)