A line AB in three dimensional space makes angles 45∘ and 120∘ wit – InterviewSolution

1.	A line AB in three dimensional space makes angles 45∘ and 120∘ with the positive x and y−axis respectively. If AB makes an acute angle θ with the positive z−axis. Then θ equals:
Answer» A line $A B$ in three dimensional space makes angles $45^{\circ}$ and $120^{\circ}$ with the positive $x$ and $y -$ axis respectively. If $A B$ makes an acute angle $θ$ with the positive $z -$ axis. Then $θ$ equals:

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