Answer:
Area and height
Step-by-step explanation:
Required
What must be known to calculate volume
To calculate volume, you need:
This is proved by the formula below:
The volume of a solid is:
[tex]Volume = Area * Height[/tex]
i.e. the product of the area of the solid and the height of the solid.
So, from the formula above: the height and the area must be known
