Answer:
Step-by-step explanation:
This is simple: we need to only do 2 steps
1) Convert to feet
2) Get the area
1) Converting to feet is just
(ignore the use of this it's just to show the differnt things to multiply
Now we have a length of 21 and a width of 12 FEET.
2) To solve for the area, we need to multiply both dimensions.

So the answer is 252^2 FEET (DONT FORGET THE UNIT SQUARE FEET)
The answer is b because your just adding and subtracting
The range of this function is all real numbers such that 0 ≤ y ≤ 40.
<h3>What is a range?</h3>
A range is the set of all real numbers that connects with the elements of a domain. This simply means that, a range is the solution set on the y-axis.
<h3>How to determine the range?</h3>
Based on the table (see attachment), we can logically deduce that when the time (x) is zero (0), the amount of water remaining in the bathtub (y) is 40.
Therefore, the range of this function is all real numbers such that 0 ≤ y ≤ 40.
Read more on range here: brainly.com/question/16610662
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Answer:
it is correct because it adds up to 180
The answer seems to be 108