If you're describing a time, then it has to have a unit of time. We have no idea how much gas you're talking about, so second, minute, and hour are all possibilities.
The second one is bigger as the square is a even number with the negative whole
Step-by-step explanation:
I really don't know sorry
Given is triangle with base = 10 cm and perpendicular height = 3 cm.
We know the formula for area of triangle is given by :-
Area =
× (Base) × (perpendicular height)
Area =
× (10) × (3)
Area = 
Area = 15 cm²
So, final answer is 15 cm².