Скачать или смотреть EX 10.2Q1-3 Circles - Class 10 Maths chapter 10| Ncert maths in tamil

Circle: A circle is defined as a two-dimensional figure, which is collection of all the points in a plane which are at a constant distance(radius) from a fixed point (center) .
CHORD
A chord of a circle is a straight line segment whose endpoints both lie on a circular arc. 
ARC
The arc is the curved part of the circle that lies between those two points.
SEGMENT
A segment of a circle is the area enclosed by a chord and the arc that connects the endpoints of that chord.
SECTOR
A sector of a circle is a region enclosed by two radii and the arc that connects their endpoints on the circumference. It looks like a "slice" of the circle, similar to a piece of pizza.

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