A sphere is a perfectly round solid figure. All points on the surface of the shape are the same distance away from the centre – we call this distance the radius. The formula for the volume and ...

This can be done on a calculator by \(4 \div 3 \times \pi \times {6^3}\) , using the \(\pi\) or if you don’t have a scientific calculator, use 3.14) ...

The volume of a sphere can be found using the formula Volume of a Sphere = 4/3 πr 3 Calculate the volume of a grain of sand. Record your calculation. 4. Find the approximate number of grains of ...