Find the length of the perpendicular drawn from the point P(3, – 4, 5) on
the z-axis.

 

 

 

 
 
 
 
 

Answers (1)

P(3,-4,5) (a)  z axis \rightarrow \sqrt{x^{2}+y^{2}}
Distance = \sqrt{\left ( 3 \right )^{2}+\left ( -4 \right )^{2}}
            \Rightarrow \sqrt{9+16}
           \Rightarrow \sqrt{25}= 5\, units

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