You can determine your body shape all by yourself from your waist-to-hip ratio. To calculate waist-to-hip ratio, simply divide the size of waist to the hip. To measure the waist circumference, measure the smallest part of your waist while for hip measurement, measure the widest pert of your hip. Then, divide the both measurements to get the waist-to-hip ratio or if you are afraid from the calculations of mathematics, then simply enter the values in the body shape calculator and the rest of the work will done by calculator.