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Dilatation, Reflection and Scaling

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Presentation on theme: "Dilatation, Reflection and Scaling"— Presentation transcript:

1 Dilatation, Reflection and Scaling
By: Alex Canales, Alex Cortese and Mike Valela

2 How can I perform reflection? They’re 4 main formulas,
What is Reflection?: A Reflection is a transformation in which the figure is the mirror image of the other. • Reflection can also be called as flip. How can I perform reflection? They’re 4 main formulas, When wanting to reflect across x-axis use following formulas (x,y)(x,-y) When wanting to reflect across y-axis use following formula (x,y)(-x,y) When wanting to use 1st Bisector use following formula (x,y)(y,x) When wanting to use 2nd Bisector use following formula (x,y)(-y,-x) What does 1st/2nd Bisector mean?: 1st Bisector: Means bisector will cross threw quadrants 1 and 3 2nd Bisector: Means bisector will cross threw quadrants 2 and 4

3 Inversion of Reflection
What is Inverse of Reflection?: Basically means you want to return to original coordinates before original image was reflected. Formulas: Sx: (x,y)=(x,-y) Sy : (x,y)=(-x,y)


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