22
MCQ (Single Correct Answer)
The distance of point $P(3,4,5)$ from the $Y Z$-plane is
A
3 units
B
4 units
C
5 units
D
550
23
MCQ (Single Correct Answer)
What is the length of foot of perpendicular drawn from the point $P$ $(3,4,5)$ on $Y$-axis?
A
$\sqrt{41}$
B
$\sqrt{34}$
C
5
D
None of these
24
MCQ (Single Correct Answer)
Distance of the point $(3,4,5)$ from the origin $(0,0,0)$ is
A
$\sqrt{50}$
B
3
C
4
D
5
25
MCQ (Single Correct Answer)
If the distance between the points $(a, 0,1)$ and $(0,1,2)$ is $\sqrt{27}$, ther the value of $a$ is
A
5
B
$\pm 5$
C
$-5$
D
None of these
26
MCQ (Single Correct Answer)
$X$-axis is the intersection of two planes
A
$X Y$ and $X Z$
B
$Y Z$ and $Z X$
C
$X Y$ and $Y Z$
D
None of these