This is all I was able to muster so far. Our professor didn't show us what to do in this situation of dot products. What next step could I take?
2026-03-25 20:13:54.1774469634
What are the possible angles (theta) between two unit vectors $e$ and $f$ if $|e\times f| = 1/2$?
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Since $e$ and $f$ are unit vectors we get $$\dfrac12=|1||1||\sin\theta|$$ $$\dfrac12=|\sin\theta|$$
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