Các câu hỏi tương tự
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
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 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
mot thua ruong hinh thang la 39,9 m vuong. Day lon hon day nho 35m. Neu day lon tang them 5m thi dien tich tang them 47,5m vuong. Tinh do dai moi day
Bai 1 :Mot thua ruong hinh thangco trung binh cong hai day la 301,5 m . Neu tang day lon them 5,6 m thi dien tich thua ruong tang them 336 m2 a}tinh dien tich thua ruong hinh thang bang don vi dam2b}Cu 300 m2 thu duoc 22,5 tan thoc . Tinh xem tren ca thua ruong thu hoach duoc bao nhieu kilogam thoc ?Bai 2 : Mot hinh thang co dien tich 3780 m2 va chieu cao 45 m . Day be bang 3/5 day lon . Tinh moi day cua hinh thang ?Bai 3:Mot khu ruong hinh thang co chieu cao 50 m . Day lon 145 m ; day be 95 m ....
Đọc tiếp
Bai 1 :Mot thua ruong hinh thangco trung binh cong hai day la 301,5 m . Neu tang day lon them 5,6 m thi dien tich thua ruong tang them 336 m2
a}tinh dien tich thua ruong hinh thang bang don vi dam2
b}Cu 300 m2 thu duoc 22,5 tan thoc . Tinh xem tren ca thua ruong thu hoach duoc bao nhieu kilogam thoc ?
Bai 2 : Mot hinh thang co dien tich 3780 m2 va chieu cao 45 m . Day be bang 3/5 day lon . Tinh moi day cua hinh thang ?
Bai 3:Mot khu ruong hinh thang co chieu cao 50 m . Day lon 145 m ; day be 95 m . Moi met vuong thu hoach duoc 1,74 kg thoc . Hoi nguoi ta thu hoach duoc bao nhieu tan thoc tren thua ruong ay ?
Bai 4: Mot hinh thang co chieu cao 34 dm . Day lon gap doi day be . Dien tich hinh thang bang dien tich 1 hinh chu nhat chieu dai 68 dm ; chieu rong 30 dm . Tinh do daii moi day hinh thang ?
Bai 5 : Mot hinh thang co day lon 60 cm ; day be 38 cm . Neu keo dai day lon them 20 cm va day be 12 cm ve cung mot phia thi dien tich se tang them 512 cm2 . Tinh dien tich hinh thang luc dau ?
Bai 6:Mot hinh thang vuong co dien tich 85 dm2 va hieu 2 day la 3 dm . Neu keo dai day lon them 4 dm nua thi dien tich tang them 20 dm2 . Tinh do dai moi day cua hinh thang vuong do ?
giai han ra nha minh cho moi bai 100 mk nha tong cong se la 600 mk do nha ! ai giai xong ket ban luon voi minh nha ! thanks!
mot thua ruong hinh thang co dien tich 1447, 2 m2 , day lon dai hon day nho 27 m . Hay tinh do dai moi day , biet rang neu day lon them 11,2 m thi S thua ruong tang them 134,4 m2
Mot thua ruong hinh thang co trung binh cong la2 day la 47,5 m. Neu tang day lon them 20m,day nho them 12m thi S thua ruong se tang them 512m vuong .Tinh S thua ruong do ?
mot thua ruong hinh thang co trung binh cong 2 day la 47,5 .Neu tang day lon them 20m ,day nho them 12 met thi S thua ruong se tang them 512 met vuong. Tinh S thua ruong 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
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