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OBMEP 2026 - Hélio put five identical little cubes on a table, as shown in the figure, and took a...

300 segundos de Matemática 300 SEGUNDOS DE MATEMÁTICA · JUL 07, 2026

This YouTube video has 1 200 views and was published Jul 7, 2026 on 300 segundos de Matemática. That is 8.1x the channel's average views.