CHO HINH THANG CO DIEN TICH 60M2 HIEU HAI DAY LA 4 M TINH CHIEU DAI HAI DAY NEU THEM VAO DAY LON 2 M THI DIEN TICH SE TANG THEM 6 M2
mot hinh tam giac co do dai day la 36 cm.Khi them vao do dai day 4 cm,thi dien tich sau khi them vao do dai day thi dien tich tang them 84 cm2
Cho day so 1 5 14 33 72
Hay dien them 2 so hang vao day so
cho day so 1;3;4;7;11;........... so thich hop dien vao cho cham la?
CẦN GẤP NHA!!!!!!!!!!!!!!!
dien 3 so lien tiep vao day so sau: 1,2,6,12,...,.....,...
The first group of 8 divers person , 3 meals a day , after 5 days ate rice 48.000 g .Top more second mechanic technician first top 2 people and only 2 meals per day for 10 days then eaten bag many kg of rice ? Eat every meal the same level .
timf quy luat va dien tiep 2 so vao day day so sau :
1;2;2;3;2;4;2;4;??
cho day so 2,5,10,17,26 xac dinh quy luat roi dien tiep 3 so hang vao day so
Toan nang cao ai tra loi dung minh like
HINH TAM GIAC ABC CO DO DAI DAY LA 7 CM,NEU THEM 3,5 CM VAO DO DAI DAY THI DIEN TICH TANG THEM 14 CM . TINH DIEN TICH HINH TAM GIAC