Answer: 9 L
Step-by-step explanation:
Given
The dimension of the rectangular container is 
It is filled with
of the height
Water present in the container

Also, 

Now, half of the water is poured out
So, half is left

Thus, 9 L of water is left in the container
Degree measures<span>Remember -- the sum of the degree measures of angles in any triangle equals 180 degrees. Below is a picture of triangle ABC, where angle A = 60 degrees, angle B = 50 degrees and angle C = 70 degrees.</span>
is there aa flie, bc i dont get it
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The last one is the correct answer !!
D!
All you have to do is take the square root of 363=11√3
11√3-3√27