Is 4.75 a rational or irrational and can it be a integer or whole and can it be natural

4.75 is rational. It can be expressed as a fraction of the form a/b:

4.75

= 4 + 3/4

= 16/4 + 3/4

= 19/4

The lateral side of a triangular pyramid is a triangle. in order to increase the lateral surface area, the slant height and the height should be altered