FUNDAMENTAL GEOMETRICAL CONCEPTS :
The word ‘geometry’ originally come from the Greek word ‘geo’
meaning ‘earth’ and ‘metron’ meaning ‘measurement’.
The word geometry means ‘measurement of earth’ or the science of
properties and relation of figures.
- Point : A point determine allocation ‘.’
- Line : A line is a straight path that extends indefinitely in both direction.
- Intersecting Lines : If two lines have one common point, they are called
intersecting line
Parallel Lines :
Triangle :
6.Square :
Rectangle :
Polygons :
Circle :
Example : Consider the given figure and answer the following questions :
(i) Is it a curve ?
(ii) Is it a closed figure?
Solution :
(i) It is not a curve . It is a polygon entirely made up of the line
segment .
(ii) Yes, It is closed figure.
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