Скачать или смотреть Ex 9.3 Q:- 9 to 12 | Class 11 Maths NCERT | Straight Lines

Class 11 Maths Chapter 9 Straight Lines Exercise 9.3 Questions 9 to 12 | NCERT Solutions 2025-26

In this video, we cover NCERT Class 11 Maths Chapter 9: Straight Lines, Exercise 9.3 (Q9, Q10, Q11, Q12) step by step in a simple and detailed way. These solutions are based on the latest NCERT syllabus 2025-26 and are very useful for Class 11 exam preparation as well as for competitive exams like JEE Main, JEE Advanced, and other entrance tests.

📌 Topics Covered in this Video:

Question 9: Line through points and intersects at right angle, find value of h.

Question 10: Proof of line parallel to through .

Question 11: Two lines intersecting at (2, 3) with angle 60°, find equation of other line.

Question 12: Equation of right bisector of line segment joining (3, 4) and (–1, 2).


✨ These NCERT solutions will help you understand important concepts of Straight Lines like slope, perpendicularity, angle between two lines, and bisectors.

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