1. BASIC FACTS OF CIRCLE
FOR
VIII STANDARD STUDENT

2. PREFACE
This is a text book for viii standard students for studying
the BASIC FACTS ABOUT CIRCLES. It includes presentation slides for
fostering their interest towards geometry . Also attach search links for more
information.

3. PREPARED BY
DHANYA S. VIJAYAN
MATHEMATICS
REG.NO.13982005

4. CIRCLE
CIRCLE IS A COLLECTION OF POINTS WHICH ARE EQUIDISTANT FROM A GIVEN POINT IS CALLED A
CIRCLE
Circle - Wikipedia, the free encyclopedia
Definition of Circle - Math is Fun
Circle - Definition and More from the Free Merriam-Webster ...

5. RADIUS
Distance from center of circle to any point on it is called the radius
o
radius
Radius of a circle - math word definition - Math Open .
How to Calculate the Radius of a Circle: 11 Steps (with ...
radius of a circle എന്നതിനുള്ള ചിത്തങ്ങള്‍

6. CHORD
A line that links two points on
a circle
A B
P Q
C D
Chord - Math word definition - Math Open Reference
Chord (geometry) - Wikipedia, the free encyclopedia
chord of a circle എന്നതിനുള്ള ചിത്തങ്ങള്‍

7. DIAMETER
The longest distance from one end of a circle to the
other.
o
Diameter
Diameter - math word definition - Math Open Reference
3 Ways to Calculate the Diameter of a Circle - wikiHow
diameter of a circle എന്നതിനുള്ള ചിത്തങ്ങള്‍

8. TANGENT
A line that contacts an arc or circle at only
one point.
Tangent to a circle definition - Math Open Reference
Tangent - math word definition - Math Open Reference
Tangent lines to circles - Wikipedia, the free encyclopedia
tangent of a circle എന്നതിനുള്ള ചിത്തങ്ങള്‍

9. ARC OF A CIRCLE
A connected section of the circumference of a circle
Mathwords: Arc of a Circle
Arc (geometry) - Wikipedia, the free encyclopedia
Circles and Arcs - Regents Exam Prep Center
arc of a circle എന്നതിനുള്ള ചിത്തങ്ങള്‍

10. SECTOR
A part of the interiorof a circle bounded by two radii and an arc.
Mathwords: Sector of a Circle
Circular sector - Wikipedia, the free encyclopedia
Area of a sector of a circle - Math Open Reference
What is the Formula for the Area of a Sector of a Circle ...
SECTOR of a circle എന്നതിനുള്ള ചിത്തങ്ങള്‍