Asked by Katie
Let a, b, and c be unit vectors, such that a+b+c=0. Show that the angle between any two of these vectors is 120 degrees.
I proved this geometrically, but now my teacher wants a proof using vectors, and I don't know what to do.
I proved this geometrically, but now my teacher wants a proof using vectors, and I don't know what to do.
Answers
Answered by
value
112
There are no AI answers yet. The ability to request AI answers is coming soon!
Submit Your Answer
We prioritize human answers over AI answers.
If you are human, and you can answer this question, please submit your answer.