Question

What are supplementary quantities?

Answer 1

Supplementary quantities.

Throughout the International economy, dimensionless units have been combined alongside base units just to generate derived units are known as supplementary quantities.

Supplementary quantities are of two types, such as:

1. Plane angle - radian (rad)
2. Solid angle - steradian (sr)

Therefore, mathematical quantities of the sphere, as well as a circle, are supplementary quantities.