TRA LOI CAU HOI SAU:cau1:1/3 cua 186 bangcau2:5/4cua 2012 bangcau3:3/4 cua 192 bangcau4:hieu hai so bang 246 so be bang 3/5 so lon vay so lon lacau5:tong hai so bang 222 biet rang neu cung them moi so 9 don vi thi so lon gap doi so be tim so loncau6:cho hinh chu nhat co chu vi bang 104cm biet neu giam chieu dai di 2cm va tang chieu rong len 2cm thi no cho thanh hinh vuong so do chieu dai hinh chu nhat lacau7:tong 2 so bang 260 biet neu cung bot moi so di 6 don vi thi so lon gap 3 lan so be vay...
Đọc tiếp
TRA LOI CAU HOI SAU:
cau1:1/3 cua 186 bang
cau2:5/4cua 2012 bang
cau3:3/4 cua 192 bang
cau4:hieu hai so bang 246 so be bang 3/5 so lon vay so lon la
cau5:tong hai so bang 222 biet rang neu cung them moi so 9 don vi thi so lon gap doi so be tim so lon
cau6:cho hinh chu nhat co chu vi bang 104cm biet neu giam chieu dai di 2cm va tang chieu rong len 2cm thi no cho thanh hinh vuong so do chieu dai hinh chu nhat la
cau7:tong 2 so bang 260 biet neu cung bot moi so di 6 don vi thi so lon gap 3 lan so be vay so be la
Lê Ngân Hà