7 Definitions of geometry

Hi guys, My name is johan suzuki I'm 9 th grade and I'm studying geometry in this year. So, how those people who is in 9 th grade and really don't know the principal vocabulary of geometry, I will show you some concept that I know.

1. a point is something that has no part.

2. a line is a limit lenght

3. a straight line is a line that lies at the 2 points that it has.

4. the lines extremities are point

5 A surface only has lenght and breadth.

6 the extreme of surface is line

7. A plane surface is a surface that lies with straight lines itself