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Derive the matrix in 2D for Reflection of an object about a line y=mx+c.
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written 5.3 years ago by | • modified 5.3 years ago |
Equation of Line : $ y = mx + c $
slope = m $\quad$ y intercept = c
we can relate slope m to angle $ \theta $ by equation
m = tan$\theta$
$\therefore$ $\theta$ = $tan^{-^1}$m
where $\theta$ is in inclination of line with respect to x-axis.
Translation …