Các câu hỏi tương tự
mot hinh thang co canh day be kem canh day lon la 5dm va kem 3 lan canh day lon chieu cao la 3,5 dm vay dien tich la bao nhieu dm vuong
Mot hinh thang co dien tich la 15,17 dm vuong va chieu cao la 3,7dm. Biet day be kem day lon 2dm, tim do dai hai 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!
1 HINH THANG CO SO DO CANH DAY KEM 3 LAN CANH DAY LON LA 7,5 . CHIEU CAO CUA HINH THANG DO LA 3,5 . VAY DIEN TICH HINH THANG DO LA
mot manh dat hinh thang co dien tich la 455 m2 chieu cao la 13m tinh do dai moi day cua manh dat hinh thang do biet day be kem day lon 5m
Mọt hinh thang co day lon hon day be la 5 dm va kem 3 lan day lon. chieu cao là 3.5. Tinh dien tich hinh thang
cho hinh thang abcd co day be bang 3/5 day lon va day be kem day lon 12 cm.Tiinh chieu cao cua hinh thang do biet dien tich hinh thang la 360
Cho hinh thang co do dai day lon la 120 cm, biet day be bang 2/3 day lon. Chieu cao kem day be 5 cm.Tinh dien tich hinh thang do.
mot thua ruong hinh thang co day be la 120m day lon hon day be la 10m chieu cao kem trung binh cong cua hai day la 65m hoi thua ruong do co bao nhieu co bao nhieu dien tich hec ta