Three Dimensional Geometry Question 92

Question: The line joining the points $ (-2,1, -8) $ and $ (a, b, c) $ is parallel to the line whose direction ratios are 6, 2, 3. The values of $ a,b,c $ are

Options:

A) 4, 3, -5

B) 1, 2, -13/2

C) 10, 5, -2

D) None of these

Show Answer

Answer:

Correct Answer: A

Solution:

According to question, $ \frac{a+2}{6}=\frac{b-1}{2}=\frac{c+8}{3} $
$ \Rightarrow a=4,b=3,c=-5 $ .