1 The graph of any quadratic equation is a parabola.  All parabolas have an axis of symmetry and the point at which the axis of symmetry intersects the parabola is called the vertex of the parabola and the vertex lies half way between the focus and the directrix.
As far as weight, Clarkson weighs around 165 pounds currently. She has lost weight in the past weighing in at around 145 pounds. Nutrition is always on Kellyâs mind amidst her busy lifestyle of singing and taking the time to help others. It is unknown if Kelly Clarkson participates in daily exercise. She does stay active which is one step in the right direction for overall health.
Christina Aguileraâs height is 5ft 1.5-2in (156-157 cm). How much does Christina Aguilera weigh? Christina Aguileraâs weight has fluctuated drastically over the years. She weighed only 101 lbs (46 kg) at the beginning of her music career and at her heaviest she weighed 198 lbs (90 kg.)