NCERT Example 8 - Three Dimensional Geometry

Question: Find the angle between the lines (x+3)/3 = (y−1)/5 = (z+3)/4 and (x+1)/1 = (y−4)/1 = (z−5)/2.

Answer: θ = cos⁻¹(8/(5√3)).

Full step-by-step NCERT solution with diagrams on Something by Zero.

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