Symmetry
ICSE · Class 7 · Mathematics
All formulas from Symmetry in ICSE Class 7 Mathematics. Key equations, constants, and identities for board exam preparation.
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Formulas
3. Reflection in Coordinate Geometry
Image of P(x, y) in x-axis = P'(x, -y)
Image of P(x, y) in y-axis = P'(-x, y)
Image of P(x, y) in origin = P'(-x, -y)
4. Rotation and Rotational Symmetry
Anticlockwise rotation by θ° = Clockwise rotation by (360 - θ)°
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