9th math ex 7.2 Question no 3,4,5 | 9th class math new book exercise 7.2 | 9th math 2025 ex 7.2

📚 In this second video of Exercise 7.2 (Class 9 Math 2025), we solve conceptual and application-based questions related to parallel and perpendicular lines and right-angle triangles.

🔍 Covered Topics:

How to find the value of k for parallel/perpendicular lines

Using slope properties to prove perpendicularity

Verifying right triangle formation using slopes

Checking whether two lines are parallel, perpendicular or none
📘 Questions Solved:

Q3: Find value of k for given condition of parallel/perpendicular

Q4: Prove triangle is right-angled using slopes

Q5: Determine relation between pairs of lines using slopes
✅ A perfect video to master the geometric meaning of slope in line relationships.

Видео 9th math ex 7.2 Question no 3,4,5 | 9th class math new book exercise 7.2 | 9th math 2025 ex 7.2 канала Sir Bilal Saleem