A square has an area of 49in^2. If the same amount is added to the length and removed from the width, the resulting rectangle ha
s an area of 45in^2. Find the dimensions of the rectangle Round your answer to the nearest tenth, when appropriate
1 answer:
The square is 7 by 7.
Then x inches are added to one side and subtracted from the other.
(7-x)*(7+x) = 45
x = 2
--> 5 by 9
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