CO 8 VIEN GACH DANG HINH HOP CHU NHAT CO CHIEU DAI 20CM, CHIEU RONG 10CM, CHIEU CAO 5CM.
a,HAY XEP 8 VIEN GACH DO THANH MOT HINH HOP CHU NHAT CO CHIEU DAI 40CM, CHIEU RON 20CM, CHIEU CAO 10CM.
b,HAY XEP 8 VIEN GACH DO THANH MOT HINH LAP PHUONG.
( CHIRA HAI CACH XEP KHAC NHAU BANG CACH VE HINH THE HIEN DIEU DO )
MAY BN GIUP MK NHE ...:>>>>
may bn giup mk bai toan nay voi
nguyentringhia day la cau hoi ma mk bao bn lam giup mk le...:<<<<