3-d

Question: The angle between the line $\frac{x-2}{a}=\frac{y-2}{b}=\frac{z-2}{c}$ and the plane $ax+by+cz+6=0$ is

1) ${{\sin }^{-1}}\left( \frac{1}{\sqrt{{{a}^{2}}+{{b}^{2}}+{{c}^{2}}}} \right)$

2) ${{45}^{o}}$

3) ${{60}^{o}}$

4) ${{90}^{o}}$

Solution:

Explanation: No Explanation

Line and plane

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