# A ring torus is made by joining the circular ends of 1 meter long thin and elastic tube. If the radius of the cross section is 3.18 cm, how do you prove that the volume of the torus is #19961# cc?

##### 1 Answer

Sep 26, 2016

See explanation

#### Explanation:

If a is the central radius to the axis of the torus and b is the radius of

the cross section, the volume is

Here a = 1 meter = 100 cm and b = 3.18 cm. So, the volume is

Had the cross sectional radius been given as

1 cubic meter.