Let \(ABCDE\) be a convex pentagon in which \(\angle A = \angle B = \angle C = \angle D = 120^\circ\) and side lengths are five consecutive integers in some order. Find all the possible values of \(AB + BC + CD\).

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TopNewestIt's more #Discrete Mathematics than #Geometry. – Rohit Camfar · 5 months, 2 weeks ago

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This is from INMO 2017 – Ayush Rai · 7 months, 3 weeks ago

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– Raj Mantri · 7 months, 3 weeks ago

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