Symmetry (Including Reflection and Rotation)
ICSE · Class 8 · Mathematics
All formulas from Symmetry (Including Reflection and Rotation) in ICSE Class 8 Mathematics. Key equations, constants, and identities for board exam preparation.
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Formulas
2. Reflection in Coordinate Geometry
P(x, y) → P'(x, -y)
P(x, y) → P'(-x, y)
P(x, y) → P'(-x, -y)
3. Rotation About the Origin
P(x, y) → P'(-x, -y)
P(x, y) → P'(-y, x)
P(x, y) → P'(y, -x)
4. Special Symmetry Facts for Shapes
Number of lines of symmetry = Number of sides
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