Duba wurin da ke ƙasa sannan ka amsa tambayar daga baya a cikin harshe ɗaya kamar yadda wurin yake:  Passage: Tsarin gine-ginen ya ƙunshi nau'i-nau'i bakwai na bangon bangon triangular ko prisms; nau'i na waje shine mafi ƙanƙanta a tsawo amma mafi girma a cikin zangon, nau'i-nau'i na ciki suna canza canjin yanayin su a hankali kuma nau'i na ciki yana haifar da maɗaukaki na gine-gine. Kowane ɗayan waɗannan nau'i-nau'i bakwai na ganuwar suna wakiltar wani babi mai mahimmanci a tarihin Bangladesh, wato Harkar Harshe a cikin 1952, Zaɓen United Front a cikin 1954, Tsarin Mulki na Tsarin Mulki a 1956, Harkar Ilimi a cikin 1962, Harkar maki 6 a cikin 1966, Tashin hankali a cikin 1969, kuma a ƙarshe babban abin da ya faru na Yakin 'Yanci a 1971, ta hanyar da aka' yantar da Bangladesh.  Tambaya: Nawa ne nau'i nau'i na bangon bangon triangular ya ƙunshi gine-gine?
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