21. A nonagon with integer side lengths is circumscribed around a circle, with the first and third sides equal to 1. Into what segments does the point of tangency divide the second side?
A number or a short expression. Fractions can be typed as 3/2, and spacing doesn't matter.
Official solution
70.21. Answer. The lengths of both segments are 1/2.
Source: NuminaMath-1.5,
licensed Apache-2.0.
Statement and solution reproduced as published; topic, difficulty and ordering added
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