# Scary Decagon

Level pending

Let $$ABCDEFGHIJ$$ be a regular decagon ($$10$$-sided polygon). Extend $$AF$$ to $$K$$ such that $$AF:FK = 2:1$$. Find the sum of the squares of the digits of $\dfrac{KA \cdot KB \cdot KC \cdot KD \cdot KE \cdot KG \cdot KH \cdot KI \cdot KJ}{KF^{9}}$

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