Q. 295.0( 3 Votes )
The perpendicular from the origin to a line meets it at the point(-2, 9). Find the equation of the line.
Answer :
The perpendicular from the origin O(0,0) meets the line AB at A(-3, 9)
Hence, mOA = 
= -
⇒ mAB = 
Now, equation of the line will be
y – 9 = 
(x+2)
9y – 81 = 9x + 5
9x – 9y + 85 = 0
Rate this question :
How useful is this solution?
We strive to provide quality solutions. Please rate us to serve you better.
PREVIOUS
Find the equation of the line through the point, (0, 2) making an angle with the positive x-axis. Also, find the equation of the line parallel to it and crossing the y-axis at a distance of 2 units below the origin.
NEXT
The length L (in centimeters) of a copper rod is a linear function of its Celsius temperature C. In an experiment, if L = 124.942, when C = 20 and L = 125.134, when = 110, express L is term of C.
Related Videos
Various Forms of Equations of line45 mins
Slope, inclination and angle between two lines48 mins
Interactive Quiz on Equations of line23 mins
Parametric Equations of Straight line48 mins
Straight line | Analyse your learning through quiz56 mins
General Equation of a line43 mins
Motion in a Straight Line - 0665 mins
Motion in a Straight Line - 0556 mins
Motion in a Straight Line - 0372 mins
Understand The Interesting Concept Of Relative velocity in 1- Dimension44 mins
Various Forms of Equations of line45 minsSlope, inclination and angle between two lines48 minsInteractive Quiz on Equations of line23 minsParametric Equations of Straight line48 minsStraight line | Analyse your learning through quiz56 minsGeneral Equation of a line43 minsMotion in a Straight Line - 0665 minsMotion in a Straight Line - 0556 minsMotion in a Straight Line - 0372 minsUnderstand The Interesting Concept Of Relative velocity in 1- Dimension44 minsTry our Mini CourseMaster Important Topics in 7 DaysLearn from IITians, NITians, Doctors & Academic Experts
view all courses
Dedicated counsellor for each student
24X7 Doubt Resolution
Daily Report Card
Detailed Performance Evaluation
