Q. 9

# The points A(4, 7), B(p, 3) and C(7, 3) are the vertices of a right triangle, right - angled at B. Find the value of p.

As the triangle is right-angled at B,

Line AB and Line BC will be perpendicular.
So, the product of their slope = -1

Therefore,

Now,

p - 4 = 0

p = 4

Rate this question :

How useful is this solution?
We strive to provide quality solutions. Please rate us to serve you better.
Related Videos
Genius Quiz | All About Magnetic Field33 mins
Quiz | Recalling the National Movement50 mins
NCERT | Nationalism in India-II53 mins
Rivers of India30 mins
Champ Quiz | All About Acids and Bases31 mins
Champ Quiz | Nationalism in India38 mins
Champ Quiz | Crops of India31 mins
Learn All About NTSE 202143 mins
All About the World WarsFREE Class
Try our Mini CourseMaster Important Topics in 7 DaysLearn from IITians, NITians, Doctors & Academic Experts
Dedicated counsellor for each student
24X7 Doubt Resolution
Daily Report Card
Detailed Performance Evaluation
view all courses