Three Dimensional Geometry Question 112
Question: A point (x, y, z) moves parallel to xy?plane. Which of the three variables x, y, z remain fixed
Options:
A) z
B) y
C) x
D) x and y
Show Answer
Answer:
Correct Answer: A
Solution:
Equation of any plane parallel to xy-plane i.e., $ z=0 $ is $ z=K. $