1 hinh hop chu nhat co chieu dai la 14 cm , chieu rong la10, chieu cao la 10, nguoi ta xep bang cac hinh lap phuong nho canh 1 cm . sau do son 4 mat xung quanh . hoi co bao nhieu khoi lap phuong nho son 1 mat , son 2 mat/
Mot cai hop co dang hinh hop chu nhat co chieu dai 36cm chieu rong 24cm chieu cao 12cm nguoi ta xep cac hinh lap phuong nhu nhau canh 3cm vao day hop do hoi can bao nhieu hinh lap phuong nhu the
Nguoi ta xep cac hinh lap phuong nho co canh 1cm thanh mot hinh hop chu nhat co chieu dai 15cm,chieu rong 10cm,chieu cao 7cm.Sau do nguoi ta son ca sau mat cua hinh.Hoi co bao nhieu hinh lap phuong nho khong son mat nao
nguoi ta xep nhung hinh lap phuong nho canh 1cm thanh mot hinh hop chu nhat co cac kich thuoc dai,rong,cao lan luot la 1,5dm,1dm va 7dm, sau do nguoi ta son cac mat ngoai cua hinh hop chu nhat vua xep duoc. Hoi co bao nhieu hinh lap phuong nho duoc son 1 mat?
Mot cai hop co dang hinh hop chu nhat co chieu dai 36 cm chieu rong 24 cm va chieu cao 12 cm . Nguoi ta xep cac hinh lap phuong nhu nhau canh 3 cm vao day hop do . Hoi can bao nhieu hinh lap phuong nhu the
mot cai hop dang hinh hop chu nhat co chieu dai 36cm, chieu rong 24cm va chieu cao 12cm. nguoi ta xep cac hinh lap phuong nhu nhau canh 3cm vao day hop do. hoi can bao nhieu hinh lap phuong nhu the
Mot cai hop co dang hinh hop chu nhat co chieu dai la 36 cm chieu rong 24 cm va chieu cao 12 cm .Nguoi ta xep cac hinh lap phuong nhu nhau canh 3 cm vao day hop do .Hoi can bao nhieu hinh lap phuong nhu the
Cac ban giai ho minh nhe minh dang can gap
nguoi ta xep nhung hinh lap phuong nho canh 1 cm thanh mot hinh hop chu nhat co cac kich thuoc dai,rong,cao lan luot la 1,5 dm ; 1 dm ; 7dm , sau do nguoi ta son cac mat ngoai cua hinh hop chu nhat vua xep duoc hoi co bao nhieu hinh lap phuong nho duoc son mot mat
mot cai hop co dang hinh hop chu nhat co chieu dai 36cm,chieu rong 24cm va chieu cao 12cm.nguoi ta xep cac hinh lap phuong nhu nhau canh 3dm vao day hop do.hoi can bao nhieu hinh lap phuong nhu the;