Step-by-step explanation:
(c)
By area of similar triangle theorem:
Answer:

Step-by-step explanation:
Given


See attachment for prism
Required
Find x
The prism has a regular hexagon base
The base area is calculated as:

This gives:




Side x represents the height.
So, we have:

Make x the subject




--- approximated
A.
Cone
(I’m for sure I’m right could I possiblely get brainliest?)