Chapter Overview
The chapter Symmetry introduces the concept of balance and harmony in shapes and patterns. It focuses on identifying symmetrical figures, understanding lines of symmetry, recognizing mirror images, and creating symmetrical designs. This chapter helps students develop visual-spatial skills and an appreciation for aesthetics in mathematics and nature.
Important Keywords
- Symmetry: A property where one half is a mirror image of the other.
- Line of Symmetry: A line that divides a shape into two identical halves.
- Mirror Image: A reflection of an object that looks the same on the other side of a line.
- Horizontal Symmetry: Symmetry across a horizontal line.
- Vertical Symmetry: Symmetry across a vertical line.
- Rotational Symmetry: When an object looks the same after a rotation.
Detailed Notes
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