Answer:
.
Step-by-step explanation:
The formula for finding the area of a rectangle is A = l.w, where A is the area, l is the length and w is the width of the rectangle.
This formula is used to find area when l and w are known.
Now, if area A and length l are known the width w will be given by the formula .
Therefore, width = area by length. (Answer)
25.2
I think the answer is 24 blue doors.
If you take 84 and divide it by 4 you get 21. 21x4=84 So I believe the answer is 24. Hope this helps!