Các câu hỏi tương tự
ban hien lam mot cai hop dang hinh hop chu nhat bang bia co chieu dai 25 cm chieu rong 12 cm va chieu cao 10 cm
a) tinh the tich cai hop do
b)neu dan giay mau tat ca mat ngoai cua hop do thi ban hien can dung bao nhieu xang-ti-met vuong giay mau
ban hien lam mot cai hinh hop dang hinh hop chu nhat bang bia co chieu dai 25cm, chieu rong 12cm va chieu cao 10cm. Neu dan giay mau tat ca mat ngoai cua hop do thi ban hien can bao nhieu xang - ti - met vuong giay mau?
Ban Hien lam mot cai hop dang hinh hop chu nhat bang bia co chieu dai 25cm, chieu rong 12cm va chieu cao 10cm.
a) Tinh the tich cai hop do .
b) Neu dan giay mau tat ca cac mat ngoai cua hop do thi ban Hien can dung bao nhieu xang-ti-met vuong giay mau?
ban hien lam mot cai hop dang hinh hop chu nhat bang bia co chieu dai 20cm,chỉ rong 12cmva chieu cao 10cm.
a) tinh the tich cai hop do
b)Neu dan giay mau tat ca cac mat ngoai cua hop do thi ban hien can dung bao nhieu cm vuong giay mau
mot cai hop bang giay cung hinh hop chu nhat co dien tich xung quanh 624cm2.chieu dai hon chieu rong 9cm va chieu cao 8cm.tim the tich cai hop bang giay do
THANKS CA NHA
mot cai thung honh hop chu nhat co chieu dai 2,5m chieurong 1,5m chieu cao 1,2m nguoi ta dung son quet vao cac mat xung quanh va hai mat day cua thung (chi son mat ngoai)hoi dien tich can quet son la bao nhieu
ban an lam mot cai hop dang hinh lap phuong bang bia co canh 10cm .
tinh the tich cai hop do .
neu dan giay mau tat ca cac mat mat ngoai cua hop do thi ban an can dung bao nhieu xang-ti-met vuong ?
an thiet ke mot hinh hop chu nhat co chieu dai 15cm chieu rong 4.5 cm va bang 1/2 chieu cao.tinh :
dien tich xung quanh cua hinh hop chu nhat
an to mau nam mat hinh hop tru mat day hoi phan to mau co dien tich la bao nhieu
1/Mot vuon hoa hinh hop chu nhat co chu vi la 128m,chieu rong bang 3phan5 chieu dai .Tinh dien tich hinh chu nhat .2/Mot manh vuon hinh chu nhat co chu vi 228m, chieu rong 40m .o giua manh vuon , nguoi ta dao 1 cai ao hinh vuong canh 10m .Tinh dien tich phan dat con lai .3/Mot thua ruong hinh thang co day lon la 69m,day be 2phan3 day lon va chieu cao bang 3 phan 4 tong do dai hai day.a/Tinh dien tich thua ruong dob/Trung binh 100m vuong thua ruong thu hoach duoc 70 kg thoc. Hoi ca thua ruong th...
Đọc tiếp
1/Mot vuon hoa hinh hop chu nhat co chu vi la 128m,chieu rong bang 3phan5 chieu dai .Tinh dien tich hinh chu nhat .
2/Mot manh vuon hinh chu nhat co chu vi 228m, chieu rong 40m .o giua manh vuon , nguoi ta dao 1 cai ao hinh vuong canh 10m .Tinh dien tich phan dat con lai .
3/Mot thua ruong hinh thang co day lon la 69m,day be 2phan3 day lon va chieu cao bang 3 phan 4 tong do dai hai day.
a/Tinh dien tich thua ruong do
b/Trung binh 100m vuong thua ruong thu hoach duoc 70 kg thoc. Hoi ca thua ruong thu hoach duoc bao nhieu ki lo gam thoc .
4/Mot hinh hop chu nhat co chieu cao bang trung binh cong cua dai va rong .Dien tich xung quanh cua hinh hop la 2500m vuong .Chieu dai hon chieu rong 20 cm .Tinh the tich hinh hop .