mot thua ruong hcn co chu vi la 480m .chieu dai hon chieu rong 20m .TInh dien tich thua ruong do . Cu 100m2 thu hoach duoc 75 kg thoc . Hoi thua ruong do thu hoach duoc bao nhieu ta thoc
Mot thua ruong co chieu dai 80 m va gap doi chieu rong. Biet cu 100 m2 thu hoach dc 50 kg thoc. Hoi ca thua ruong do ng ta thu hoach dc bao nhieu kg thoc?
mot thua ruong trong lua hinh chu nhat co chieu dai 120m, chieu rong bang 2/5 chieu dai. biet rang tren thua ruong do, cu 100m2 thu hoach duoc 60kg thoc. hoi nguoi ta thu hoach duoc tat ca bao nhieu kg thoc tren thua ruong do?
mot thua ruong hinh chu nhat co chieu dai la 120m chieu rong bang 2/3 chieu dai nguoi nta cay lua o do tinh ra cu 100m2 thu hoach duoc 55kg thoc hoi ca thua ruong thu hoach duoc bao nhieu ta thoc
mot thua ruong hinh chu nhatco chu vi la 300m.biet chieu dai gap ruoi chieu rong. hoi
a) tinh dien tich thua ruong do.
b)biet rang cu 100m vuong thu hoach duoc 50kg thoc.oi tren ca thua ruong do nguoi ta thu hoach duoc bao nhieu ta 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 rong 60m, chieu dai bang 5/3 chieu rong
a, tinh dien tich thua ruong do
b, biet rang,trung binh cu 50 m vuong thu hoach duoc 30 kg thoc . hoi tren ca thua ruong thu hoach duoc bao nhieu ta thoc
nguoi ta trong ngo tren thua ruong hcn co chieu rong la 60m, chieu dai bang 5\3 chieu rong
tinh dien tich thua ruong do
trung binh
cu 100m vuong thu hoach duoc 30kg ngo . Hoi tren thua ruong do nguoi ta thu hoach duoc bao nhieu ngo
mot thua ruong hinh chu nhat co chu vi la 192m. chieu rong kem chieu dai 4m. nguoi ta cay lua tren thua ruong do , trung binh cu 100m2 thu hoach duoc 70kg thoc.hoi thua ruong do thu hoach duoc bao nhieu kg thoc?