Các câu hỏi tương tự
Mot can phong hinh chu nhat co chieu dai 8m, chieu rong bang 3/4 chieu dai. De lat kin nen can phong do nguoi ta dung loai gach men hinh vuong canh 4 dm
a) Hoi de lat kin can phong do can bao nhieu vien gach?
b) Biet rang de lat 1m vuong gach men het 75 000 dong. Vay de lat het can phong do thi het bao nhieu tien ?
mot can phong hinh chu nhat co chieu dai 8 m va bang 4/3 chieu rong nguoi ta dung loai gach men hinh vuong co canh 20 cm de lat kin nen phong do hoi can bao nhieu vien gach de lat ?
Mot can phong hinh chu nhat co chieu dai 8m,chieu rong bang 3/4 chieu dai . De lat nen can phong do, nguoi ta dung loai gach men hinh vuong canh 4 dm. Hoincan phong duoc lat bang bao nhieu vien gach men do. ( Phan dien tich mach vua ko dang ke
mot can phong hinh chu nhat co chieu dai 8 m va bang 4/3 chieu rong nguoi ta dung loai gacg men hinh vuong co canh 20 cm de lat kin nen phong do hoi can bao nhieu vien gach de lat ?
Mot nen nha hinh hop chu nhat co chieu dai 9m chieu rong bang 2/3 chieu dai . Nguoi ta lat nen nha bang cac vien gach hinh vuong canh 3dm. Moi vien gach gia 12000 dong . Tinh so tien mua gach de lat ca nen nha do
mot nen nha hinh chu nhat co chieu dai 9m, chieu rong bang 2/3 chieu dai. nguoi ta lat nen nha bang cac vien gach hinh vuong canh 3 dm. moi vien gach gia 12000 dong. tinh so tien mua gach de lat ca nen nha do. [dien tich phan gach vua ko dang ke].
mot nen nha hinh chu nhat co chu vi la 45 m chieu rong bang 2/3 chieu dai nguoi ta lat nen nha bang gach men hinh vuong co canh 3dm
mot can phong hinh chu nhat co chieu dai 8m chieu rong bang 3/4 chieu dai de lat nen can phong do nguoi ta dung gach men hinh vuong co canh 4 dm hoi tinh so vien gach can dung de lat nen can phong do
mot nen nha hinh chu nhat co chieu dai 8m chieu rong = 3\4 chieu dai . nguoi ta dung cac vien gach hinh vuong canh 4dm de lat nen nha do gia tien moi vien gach la 20000 dong . Hoi lat ca nen nha thi het bao nhieu tien mua gach