A circle is a simple closed shape. It is the set of all points in a plane that are at a given distance from the centre.
In this chapter we will also study about Tangents. Tangent line to a circle at a given point is the straight line that "just touches" the circle at that point.
These video lectures have been prepared in Hindi exclusively for all English and Hindi medium state board and central board class 10th students to have the understanding of Circles.