Question

[Kiyoko]

thung bia cung danh hinh hop chu nhat co chieu dai 8cn,chieu rong 5cm,chieu cao 6cm.Nguoi ta dat mot khoi go hinh lap phuong vao trong hop do.Ti le the tich giua hinh lap phuong va hinh hop chu nhat la 1:10.Tinh:

a/ The tich thung bia hinh hop chu nhat

b/ The tich khoi go lap phuong

giup minh nha minh can loi giai gap.