Answer:
NA = A + w is the correct answer
Step-by-step explanation:
just took the quiz :)
Its new area (NA) in terms of its old area (A) is NA = A + w
We have given that,
Area=L x W
If we add one unit to the length (l) of a rectangle that has a width (w),
Then we get the area that is
NA = A + w
Therefore option tree is correct.
To learn more about the area of the rectangle visit:
https://brainly.com/question/25292087
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