If $\sqrt2 \sin 10^\circ$ can be written as $\cos \theta - \sin\theta$ for some acute angle $\theta,$ what is $\theta?$ (Give your answer in degrees, not radians.)
Question:
If $\sqrt2 \sin 10^\circ$ can be written as $\cos \theta - \sin\theta$ for some acute angle $\theta,$ what is $\theta?$ (Give your answer in degrees, not radians.)
Answer:
Let's think step by step.

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If $\sqrt2 \sin 10^\circ$ can be written as $\cos \theta - \sin\theta$ for some acute angle $\theta,$ what is $\theta?$ (Give your answer in degrees, not radians.)
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