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German, 08.10.2019 23:20 ariellencevallo

Alaser is shot from vertex $a$ of square $abcd$ of side length 1, towards point $p$ on $\overline{bc}$ so that $bp = 3/4$. the laser reflects off the sides of the square, until it hits another vertex, at which point it stops. what is the length of the path the laser takes?

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Alaser is shot from vertex $a$ of square $abcd$ of side length 1, towards point $p$ on $\overline{bc...
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