In this online course, you will learn 1. Division of a line segment in a given ratio (internally). 2. Tangents to a circle from a point outside it.. For further understanding of concepts and for examination preparation, this course also has explanation of NCERT Exercise questions. Please note, this course only has Question 1 of NCERT Exercise 11.1 . For more details check the course index.
You can purchase this course as a membership of full syllabus; subject to availability.