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Get Answers to all your Questions
- #R.D. Sharma
- #School
- #Maths
- #CBSE 12 Class
- #RD Sharma Vol. 2 Class 12
- #Direction Cosines and Direction Ratios
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Provide solution for RD Sharma Maths Class 12 Chapter 26 Directions Cosines and Direction Ratios Exercise Multiple Choice Question, question 14.
Answers (1)
Final Answer: (a) (2,0,0)
Given: Point (2,5,7)
To Find: Foot of perpendicular on x-axis
Solution: As the foot of perpendicular of the point (2,5,7) lie on x-axis, the x-coordinate at the foot is 2, while y and z coordinates on the x axis are always zero. So, the coordinates at foot of perpendicular are (2,0,0)
Therefore, opton (a) (2,0,0) is correct.
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