Answer: The required volume of the ice-cream cone is 5.23 sq. inches.
Step-by-step explanation: Given that an ice cream cone has a diameter of 2 inches and a height of 5 inches.
We are to find the volume of the ice-cream cone.
The VOLUME of a cone with radius r units and height h units is given by

The diameter of the given ice-cream cone is 2 inches, so its radius will be

And, height, h = 5 inches.
Therefore, the volume of the given ice-cream cone will be

Thus, the required volume of the ice-cream cone is 5.23 sq. inches.