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The Coordinates of the Foot of the Perpendicular Drawn from the Point P(3, 4, 5) on The Yz- Plane Are

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Question

The coordinates of the foot of the perpendicular drawn from the point P(3, 4, 5) on the yz- plane are

Options

  • (3, 4, 0)

  •  (0, 4, 5) 

  • (3, 0, 5) 

  •  (3, 0, 0) 

MCQ
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Solution

We know that the x - coordinate on yz - plane is 0.
The coordinates of the foot of the perpendicular drawn from the point P(3, 4, 5) on the yz- plane are (0, 4, 5).
Hence, the correct answer is option (b).

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Chapter 28: Introduction to three dimensional coordinate geometry - Exercise 28.5 [Page 23]

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R.D. Sharma Mathematics [English] Class 11
Chapter 28 Introduction to three dimensional coordinate geometry
Exercise 28.5 | Q 10 | Page 23

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