Which is the axis of symmetry of a parabola with equation y? --8x? O y = -2
O y = 0
0 x = 0
O x = 2

Sara goes on a slingshot ride in an amusement park. she is strapped into a spherical ball that has a radius 3*10^2 of centimeters. what is the volume of air in the spherical ball? use this formula: volume of a sphere=4/3pi,r^3 , where r is the sphere’s radius.