-\sqrt{2}
<|im_start|>system
You are a helpful assistant.<|im_end|>
<|im_start|>user
Find $\csc 225^\circ.$
Please reason step by step, and put your final answer within \boxed{{}}.<|im_end|>
<|im_start|>assistant

user
-\sqrt{2}
Find $\csc 225^\circ.$
train