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Omni-MATH / Let PROBLEMZ be a regular octagon inscribed in a circle of unit radius. Diagonals MR,OZ meet at I. Compute LI.

Problem

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problem

Let PROBLEMZP R O B L E M Z be a regular octagon inscribed in a circle of unit radius. Diagonals MR,OZM R, O Z meet at II. Compute LIL I.
Plain-text mathematical notation (without MathML)
Let PROBLEMZ be a regular octagon inscribed in a circle of unit radius. Diagonals MR,OZ meet at I. Compute LI.
Original LaTeX notation
Let $P R O B L E M Z$ be a regular octagon inscribed in a circle of unit radius. Diagonals $M R, O Z$ meet at $I$. Compute $L I$.

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