Three Dimensional Geometry Question 176
Question: The length of the perpendicular from the origin to the plane $ 3x+4y+12z=52 $ is
[MP PET 2000; Pb. CET 2001]
Options:
A) 3
B) ?4
C) 5
D) None of these
Show Answer
Answer:
Correct Answer: D
Solution:
$ p=| ,\frac{-52}{\sqrt{9+16+144}}, |=| ,\frac{-52}{13}, |=|-4| $ = 4.