Answer:
The smallest possible length is 0.83m
Step-by-step explanation:
Given

Required
The smallest length of the tank
Since the tank is cubical, then the volume is:

This gives:

Express as 


Take cube roots of both sides

Rewrite as:

Approximate

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Answer:
The first and last one.
Step-by-step explanation:
you can't see over him
she is the same age
Im not in geometry class but i can say its B
Answer:
9
Step-by-step explanation:
18/2=9
Oh wait. I am wrong