NCERT Exercise 10.3 Q15 - Vector Algebra
Question: Vertices A,B,C of triangle ABC are (1,2,3), (-1,0,0), (0,1,2). Find angle ABC.
Answer: cos^{-1}(10/sqrt(102)).
Full step-by-step NCERT solution with diagrams on Something by Zero.
Question: Vertices A,B,C of triangle ABC are (1,2,3), (-1,0,0), (0,1,2). Find angle ABC.
Answer: cos^{-1}(10/sqrt(102)).
Full step-by-step NCERT solution with diagrams on Something by Zero.