144
<|im_start|>system
You are a helpful assistant.<|im_end|>
<|im_start|>user
The perimeter of a rectangle is 48.  What is the largest possible area of the rectangle?
Please reason step by step, and put your final answer within \boxed{{}}.<|im_end|>
<|im_start|>assistant

user
144
The perimeter of a rectangle is 48.  What is the largest possible area of the rectangle?
train