Shapes, Lines, and Angles

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Shapes, Lines, and Angles by Mind Map: Shapes, Lines, and Angles

1. Lines

2. Angles

3. Right Angles (part 1)

3.1. Right Angle : an angle of 90°, as in a corner of a square or at the intersection of two perpendicular straight lines.

4. Rays

4.1. Rays : a part of a line that has one endpoint and extends in one direction without ending.

5. Lines

5.1. Line : a straight set of points that extend in opposite directions without ending.

6. Line-segment

6.1. Line-segment : a part of a line between two endpoints.

7. Perpendicular Lines

7.1. Perpendicular Lines : Lines that meet or cross each other to form right angles

8. Parallel Lines

8.1. Parallel Lines : always the same distance apart. They do not meet.

9. Triangle With Parallel Lines

10. Part 2

11. Part 3

12. Shapes

13. 2) Obtuse Angles

13.1. Obtuse Angle : a form of angle that measures wider than 90° and less than 180°.

14. 3) Acute Angles

14.1. Acute Angles : the small angle which is less than 90°.

15. Line of Symmetry

15.1. Line of Symmetry : is the imaginary line where you could fold the image and have both halves match exactly.

16. Triangle's Line of Symmetry

17. Square's LIne of Symmetry

18. Shapes with Parallel and Perpendicular Lines

19. Square with Perpendicular Lines

20. right angle image