Các câu hỏi tương tự
mot hinh lap co canh la 7cm. Khi do the tich cua hinh lap phuong do la
mot hinh lap phuong co canh là 7 cm . khi do the tich cua hinh lap phuong do la ......cm3
ti so the tich giua hinh lap phuong be va the tich hinh lap phuong lon la 8:27. vay ti so phan tram giua canh hinh lap phuong be labao nhieu
1 hinh lap phuong co the tich la 74088 cm3. tinh canh hinh lap phuong do?
1 hinh hop chu nhat co chieu dai la 7 cm chieu rong 5cm chieu cao la 6 cm.1 hinh lap phuong co the tich hon the tich cua hinh hop chu nhat do la 6 cm3 .tinh dien tich xung quanh dien tich toan phan cua hinh lap phuong do
nguoi ta xep cac hinh lap phuong canh 1cm thanh 1 hinh lap phuong lon co dien tich toan phan la 600cm2. Sau do nguoi ta son tat ca cac mat cua khoi lon do. Hoi
a/ Co bao nhieu hinh lap phuong nho da dung de xep thanh hinh lap phuong lon?
b/ co bao nhieu hinh lap phuong nho chi duoc son dung 1 mat?
Mot thung chua hang co dang hinh hop chu nhat chieu dai 234cm , chieu rong 216cm , chieu cao 144cm . Nguoi ta muon xep cac hop nho dang hinh lap phuong vao trong thung chua hang do sao cho cac hop xep khit theo ca chieu dai, chieu rong , chieu cao cua thung . Canh cac hinh lap phuong co do dai lon nhat la bao nhieu ? ( so do cac canh hinh lap phuong la mot so tu nhien voi don vi la cm)
dien tich hinh lap phuong la 2197.tim 1 canh hinh lap phuong
mot thung chua hang co dang hinh hop chu nhat chieu dai 320cm chieu rong 192cm chieu cao 224cm nguoi ta muon xep cac hop co dang hinh lap phuong vao trong thung chua hang sao cho cac hop xep khit nhau theo ca chieu dai va chieu rong va chieu cao cua thung canh cac hpop hinh lap phuong do co do dai lon nhat la bao nhieu?(sodo cac canh cua h inh lap phuong la 1so tu nhien voi don vi lacm
giup minh voi mai co tiet hoc roi