Three Dimensional Geometry Question 85
Points (−2, 4, 7), (3, −6, −8) and (1, −2, −2) are
[AI CBSE 1982]
Options:
A) Collinear
B) Vertices of an equilateral triangle
C) Vertices of an isosceles triangle
D) None of these
Show Answer
Answer:
Correct Answer: A
Solution:
Here, $ \frac{(3-(-2))}{1-3}=\frac{5}{-2}=\frac{-7}{-6} $ Þ $ -\frac{5}{2}=-\frac{5}{2}=-\frac{5}{2} $ . Obviously, the points are collinear.
BETA
