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 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 cai hop hinh lap phuong  co canh 0,5 m bang bia cac- tong tinh dt tam bia cac -tong phai dung de lam cai hop do biet dt cac mep dan la 8,5 dm 2

Nguoi ta lam mot cai hop khong nap bang bia cung dang hinh lap phuong co canh 1,5 dm . Hoi dien tich bia can dung de lam hop bang baonhieu nhieu de - ci - met vuong ( khong tinh mep dang )

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 dm^{2 (ko tinh mep dan )}

nguoi ta lam 2000 hop bang cat tong co hinh dang la hinh lap phuong canh 16cm.Dien tich cac mep dan la 6% dien tich hop.Hoi can bao nhieu met vuong cat tong?

• nguoi ta lam 2000 hop bang cat tong co hinh dang la hinh lap phuong co canh 16cm.Dien tich cac mep dan bang 6% dien tich hop.Hoi can bao nhieu met vuong cat tong?

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)