Savollarga javob bering:
(1-guruh uchun)
Uchburchak ichki burchaklari yig’indisi qancha?
Uchburchakning tashqi burchaklarining yig’indisini toping.
(2-guruh uchun)
Uchburchakning yuzi 36 sm. Balandligi 9 sm ga teng. Uchburchakning asosini toping.
Uchburchakning asosi 4 sm, balandligi 5 sm. Yuzini toping.
|