3-d

Question: A line which makes angle ${{60}^{o}}$with y-axis and z-axis, then the angle which it makes with x-axis is



1) $45{}^\circ $
2) $60{}^\circ $
3) $75{}^\circ $
4) $30{}^\circ $
Solution: Explanation: No Explanation
System of co-ordinates Direction cosines and direction ratios Projection

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