The volume would be multiplied by 1/2 as well.
The volume of a cone is given by the formula
V=(1/3)πr²h.
Replacing h with (1/2)h, we have
V = (1/3)πr²(1/2)h
Using the commutative property, we can rewrite this as
V=(1/3)(1/2)πr²h
V=(1/6)πr²h
This is the same as multiplying the volume by 1/2.