Can somebody help please!????
1 answer:
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If 
is the length and 
the width, then 
.
Since the area of the rectangle is
you have
Factoring the left hand side gives
Obviously the width can't be negative, so
. This means D is the answer, since it's the only option with this measure.
Since the area of the rectangle is
you have
Factoring the left hand side gives
Obviously the width can't be negative, so