Three-Dimensional-Geometry Question 436
Question: The distance of the point (4, 3, 5) from the y-axis is
[MP PET 2003]
Options:
A) $ \sqrt{34} $
B) 5
C) $ \sqrt{41} $
D) $ \sqrt{15} $
Show Answer
Answer:
Correct Answer: C
Solution:
Distance from y-axis is $ \sqrt{x^{2}+z^{2}} $ = $ \sqrt{4^{2}+5^{2}} $ = $ \sqrt{16+25} $ = $ \sqrt{41} $ .