Aula 10 - Problemas sobre perímetros - 4

Whole-channel inclusion: Polos Olímpicos de Treinamento Intensivo is an honest teaching channel (title sample + 3 transcripts read: All three samples lack transcripts, so the channel verdict relies on the title-sample assessment indicating a genuine math olympiad training channel.); this title passed a strict title check (sonnet) after a labelling pass.

A 9-minute video from Polos Olímpicos de Treinamento Intensivo: “Aula 10 - Problemas sobre perímetros - 4”.

Video by Polos Olímpicos de Treinamento Intensivo, played through YouTube's embedded player.