How many inches are in 4 meters? units of length meters feet - inches customary system units metric system units 4m 157.48 in. 1 inch 2.54 centimeters 1 foot 0.3048 meters 1 mile 1.61 kilometers

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.