Các câu hỏi tương tự
bai 1 ; mot thua ruong hinh binh hanh co so do canh day 120m va chieu cao bang 3/ 4 canh day . Nguoi ta cay lua tren thua ruong do , cu 500m vuong thu duoc 1250kg lua . Hoi thua ruong do thu duoc bao nhieu tan lua.bai 2:mot thua ruong hv co chu vi 120m .Trung binh moi dam thu hoach duoc 65kg thoc .Hoi thua ruong thu duoc bao nhieu kg thoc ?bai 3: tren ban do ti le 1: 2500 co hinh ve mot cai ho voi chieu dai 7cm , chieu rong 4cm . tinh dien tich thuc te cua cai ho bang ha?bai4: tren mot khu dat c...
Đọc tiếp
bai 1 ; mot thua ruong hinh binh hanh co so do canh day 120m va chieu cao bang 3/ 4 canh day . Nguoi ta cay lua tren thua ruong do , cu 500m vuong thu duoc 1250kg lua . Hoi thua ruong do thu duoc bao nhieu tan lua.
bai 2:mot thua ruong hv co chu vi 120m .Trung binh moi dam thu hoach duoc 65kg thoc .Hoi thua ruong thu duoc bao nhieu kg thoc ?
bai 3: tren ban do ti le 1: 2500 co hinh ve mot cai ho voi chieu dai 7cm , chieu rong 4cm . tinh dien tich thuc te cua cai ho bang ha?
bai4: tren mot khu dat co dien 5ha , nguoi ta xay dung mot may dien co dien tich 307 dam; nha o cua cong nhan co dien tich 17800m vuong , dien tich con lai la duong di va vuon hoa. Hoi dien tich duong di va vuon hoa la bao nhieu met vuong?
mot thua ruong hinh chu nhat co chieu dai 120m, chieu rong bang 2 phan 5 chieu dai.
a. tinh dien tich thua ruong.
b. tren tha ruong nguoi ta trong lua, biet rang cu 100m vuong thi thu hoach duoc 60kg. hoi nguoi ta thu hoach duoc tat ca bao nhieu tan thoc tren thua ruong do.
mot thua ruong hinh chu nhat co chieu dai 68m chieu rong bang 3 phan 4 chieu dai
tinh dien tich thua ruong
nguoi ta danh 75% dien tich dat de trong lua hoi so lua thu duoc la bao nhieu ki lo gam biet rang cu 100m vuong thu hoach duoc 50kg lua
mot thua ruong hinh chu nhat co chieu rong bang 37 chieu dai va rong kem chieu dai 360ma, tinh chu vi va dien tich cua thua ruong hinh chu nhat do .b,Biet rang cu 1m2 thua ruong nguoi ta thu hoach duoc 7kg thoc. Hoi tren thua ruong do,nguoi ta thu hoach duoc bao nhieu ta thoc?................................................................................................................................................................................................................................
Đọc tiếp
mot thua ruong hinh chu nhat co chieu rong bang 3\7 chieu dai va rong kem chieu dai 360m
a, tinh chu vi va dien tich cua thua ruong hinh chu nhat do .
b,Biet rang cu 1m2 thua ruong nguoi ta thu hoach duoc 7kg thoc. Hoi tren thua ruong do,nguoi ta thu hoach duoc bao nhieu ta thoc?
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mot thua ruong hinh chu nhat co chieu rong 600m,chieu dai gap 3 lan chieu rong
a] HOI dien tich thua ruong do duoc bao nhieu hec ta
b] nguoi ta cay lua tren thua ruong , biet rang cu 100 met vuong thu hoach duoc 62 kg thoc . hoi tren ca thua ruong thu hoach duoc bao nhieu tan thoc
Hai thua ruong co tong dien tich la 86a, dien tich thua ruong thu 1 hon thua ruong thu 2 la 14a.Tren hai thua ruong do, nguoi ta thu hoach duoc tat ca 6880 kg lua. Tinh ti so phan tram cua so lua thu duoc o thua ruong thu 2 so voi thua ruong thu 1, biet rang nang suot cua 2 thua ruong la nhu nhau?
Ghi ca loi giai va phep tinh nhe cac ban ! Minh cam on
mot thua ruong hinh chu nhat co chieu rong 600m,chieu dai gap 3 lan chieu rong
a] HOI dien tich thua ruong do duoc bao nhieu hec ta
b] nguoi ta cay lua tren thua ruong , biet rang cu 100 met vuong thu hoach duoc 62 kg thoc . hoi tren ca thua ruong thu hoach duoc bao nhieu tan thoc
mot thua ruong hinh chu nhat co chieu dai 80 c,m ,chieu rong bang 1/2 chieu dai .
a]tinh dien tich thua ruong do .
b]biet rang ,cu 100 m2 thu hoach duoc 50 kg thoc . hoi tren ca thua ruong do nguoi ta thu hoach duoc bao nhieu ta thoc?
mot thua ruong hinh chu nhat co chieu dai 80 m chieu rong bang 1/2 chieu dai a tinh dien tich thua ruong do
b biet rang cu 100m vuong thu hoach duoc 50 kg thoc hoai tren ca thua ruong do nguoi ta thu hoach duoc bao nhieu ta thoc