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I need some help in this question. plz answer if u can. consider a line on z axis (or z axis itself) now shift it 30dgr towards x axis. then 30 dgr towards y axis. plz find the angle from the initial line (z axis) from the final line (after doing the above steps). thanks a lot guys and experts.

I need some help in this question. plz answer if u can. consider a line on z axis (or z axis itself) now shift it 30dgr towards x axis. then 30 dgr towards y axis. plz find the angle from the initial line (z axis) from the final line (after doing the above steps). thanks a lot guys and experts.

Grade:12

2 Answers

Sourabh Singh IIT Patna
askIITians Faculty 2104 Points
7 years ago
Hii

You can use vectors form.
First the line is in xz plane .Write down its equation in terms of vectors , then the line moves to the 3D plane which can be used again with vectors .

In this way you can go for finding answers.
Best of Luck . I hope it helps
Ankit Jaiswal
165 Points
7 years ago
sorry sir i am not getting how to use vertor in this quesion 
can u plz explain me in more detail 
 
well thanks for your answer
 

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