Sagot :
Answer:
1.POINT LINE AND PLANE
2.LINE SEGMENTS AND RAYS
3.RIGHT ANGLES,ACUTE ANGLES,OBTUSE ANGLES
Step-by-step explanation:
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Answer:
- The basic geometrical concepts are dependent on three basic concepts. They are the point, line and plane.
- There are two subsets, or subcategories, of lines in geometry: line segments and rays.
- In geometry, there are three types of angles:
- •acute angle-an angle between 0 and 90 degrees.
- •right angle-an 90 degree angle.
- •obtuse angle-an angle between 90 and 180 degrees.
- •straight angle-a 180 degree angle.
Step-by-step explanation:
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