mot thua ruong hinh chu nhat co chu vi 120m, chieu dai bang 3/2 chieu rong. tren thua ruong nguoi ta cay lua cu 100m2 thu hoach duoc 50kg thoc. hoi thua ruong thu hoach duoc bao nhieu ta thoc .

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?

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 la 70m,chieu rong kem chieu dai 25m

a) tinh chu vi va dien tich thua ruong do

b)biet rang cu 10m2 thu hoach duoc 40kg thoc.Hoi tren ca thua ruong do thu hoach duoc bao nhieu kg thoc ? 

nhanh nha cac ban mik can gap

Mot thua ruong hinh chu nhat co chu vi 840m va chieu rong ban 1/2 chieu dai.

a Tim chieu dai chieu rong cua thua ruong

B Nguoi ta cay lua o thua ruong di , tinh ra cu 100 met vuong thu hoach duoc 50 kg thoc . Hoi da thu hoach duoc o thua ruong do bao nhieu ta thoc??

mot thua ruong hinh chu nhat co chieu dai la 70m,chieu rong kem chieu dai 25m

a) tinh chu vi va dien tich thua ruong do

b)biet rang cu 10 m2 thu hoach duoc 40kg thoc.Hoi tren ca thua ruong do thu hoach duoc bao nhieu kg thoc ?

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 chu vi 840m va chieu rong bang 1/2 chieu .

A Tim chieu dai, chieu rong cua thua ruong.

B nguoi ta cay lua o   thua ruong, tinh ra cu 100mvuong thu hoach duoc 50kg thoc . Hoi da thu hoach duoc o thua ruong do bao nhieu ra thoc? 

mot thua ruong hinh chu nhat co chieu dai 120 m , chieu rong bang 2/3 chieu dai . nguoi ta cay lua o do , tinh ra cu 100 ^m2 thu hoach duoc 50kg thoc . hoi da thu hoach duoc o thua ruong do bao nhieu ta thoc ?