nguoi ta lam mot cai hop khong nap bang bia cung dang hinh lap phuong co cạnh 1,5 dm .hoi dien tich bia can dung de lam hop bang bao nhieu dm2 (ko tinh mep dan )
nguoi ta lam mot cai hop khong co nap bang bia cung dang hinh lap phuong co canh 2,5dm .tinh dien tich bia can dung de lam hop ( khong tinh mep dan)
Nguoi ta lam mot cai hop khong co nap bang bia cung dang hinh lap phuong co canh 6,2 m.Tinh dien tich bia can dung de lam hop (khong tinh mep dan ).
nguoi ta lam mot cai hop khong co nap bang bia cung dang hinh lap phuong co canh 3,5 dm .tinh dien tich bia can de lam cai hop do
( khong ke mep gian)
Nguoi ta lam mot cai hop ko co nap bang bia cung dang hinh lap phuong co canh 2,5 dm .Tinh dien tich bia can dung de lam hop [ko tinh mep dan]
Nguoi ta lam mot cai hop ko co nap bang bia cung dang hinh lap phuong co canh 2,5 dm .Tinh dien tich bia can dung de lam hop [ ko tinh mep dan )
8 . nguoi ta lam mot cai thung ko nap bang bia cung dang hinh lap phuong co canh 2.5 dm. tinh dien tich bia can dung de lam hop (ko tinh mep dan )
nguoi ta lam môt cai hop ko co nap bang bia cung dang hinh lap phuong co canh 1,5m .hoi dien tich bia cung la bao nhieu dm2 khong tinh mep dan
Mai lam mot cai hop co dang hinh lap phuong khong co nap bang bia,co canh la 1,2dm.
a) Tinh dien tich bia de lam hop(khong ke cac mep dan)
b) Neu dem cac khoi lap phuong bang nhua co canh 4cm xep day hop thi xep duoc tat ca bao nhieu khoi nhua?