Question

Perpendicular distance of origin from the plane $\overline{r}\cdot (12,-4,3)=65$ is $\dots$

• A. $65$
• B. $5$
• C. $-5$
• D. $\frac{5}{13}$

Answer 1

The correct option is A $65$

The perpendicular distance from origin to plane $\overline{r}.\hat{n}=d$ is $d$

Here $d=65$