Sagot :
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GEOMETRY: UNDEFINED TERMS
→ Point
- A point is a difinite location in space.
- It is customary to assign a capital letter to point.
- A dot represents the idea of a point just a numeral represents the idea of a number.
→ Line
- Line has no thickners or midth.
- A line in geometry are understand to be straight line. Unless otherwise. Specified.
- A line is a set of all points which goban endlessly in opposite directions.
- A line is named by any two points on it.
→ Plane
- Plane as a flat surface that no boundaries. However to be able to illustrate it, me need to put some boundaries to it: Capital letters, such as L and M are used for name planes.
EXAMPLES OF OBJECT:
→ Point
- Tip of a ballpen
- Nailmark on the wall
- Corner of a notebook folder, table
- Mole
→ Line
- Edge of a ruler, table, folder, blackboard
- Line on a notebook
- String of a guitar
- Thread
→ Plane
- Wall
- Blackboard
- Ceiling
- Floor