<|system|>
In right triangle $ABC$ with $\angle A = 90^\circ$, we have $AB =16$ and $BC = 24$.  Find $\sin A$.</s>.
<|user|>
Can you answer based on context?
<|assistant|>
Since $\angle A = 90^\circ$, we have $\sin A = \sin 90^\circ= 1$.