mot hinh thang co so do canh day be la 4.5mva bang 60%day lon.Neu giam canh day lon di 1.6m thi dien tich hinh thang giam 5.4m2.tinh dien tich hinh thang do
mot hinh thang co tong hai day la 9.5m giam day lon di 1.6m thi dien tich giam di 1.6m2 tinh dien tich hinh thang
Mot hinh thang co so do canh day be la 4,5m va bang 60% day lon. Neu giam canh day lon di 1,6m thi dien tich hinh thang giam di 5,4m2. Tinh dien tich hinh thang do
1 hinh thang co so do canh day be la 4,5m va = 60% day lon . neu giam canh day lon 1,6m thi dien tich hinh thang giam di 5,4 . tinh dien tich hinh thang do
1 cua hang da mua vao 75.000 dong 1 hop keo . cua hang da ban ra va laI duoc 24% gia von cua moi hop keo . hoi cua hang do da ban...tien 1 hop keo
ai nhanh minh LIKE cho
mot hinh thang co tong hai day la 9.5m giam day lon di 1.6m2 tinh dien tich hinh tam giac
1 manh dat hinh thang co dien tich 568m vuong, chieu cao 16m, day lon hon day be 6,5m.
a tinh do dai cua manh dat hinh thang do.
b neu day lon giam 4m va day be giu nguyen thi dien tich manh dat giam di bao nhieu met vuong?
Mot thua ruong hinh thang co dien tich 4200 m2 , day lon gap 3 lan day be . Tinh do dai moi day , biet rang neu day be giam di 15 m thi dien tich thua ruong se giam di 450 m2.
Mot manh dat hinh thang co dien tich 568m2 , chieu cao 16m , day lon hon day be 6,5 m
a) Tinh do dai moi day cua manh dat hinh thang do .
b) Neu day lon giam 4m va day be giu nguyen thi dien tich manh dat giam di bao nheu met vuong ?
mot thua ruong hinh thang co dien tich 4200m2 va co day lon gap 3 lan day be . neu giam day be 15 m thi dien tich thua ruong se bi giam 450m2 . tinh do dai moi day cua thua ruong hinh thang tren