Các câu hỏi tương tự
nha truong mo rong vuon truong hinh vuong ve ca 4 phia moi phia them 3 m thi dien tich tang them 336 m2. tinh chu vi vuon truong khi mo them
Mot san truong co nua chu vi bang 150m,chieu rong bang 2/3 chieu dai. Nguoi ta du dinh xay bon hoa hinh chu nhat hoac hinh vuong co nua chu vi la 24m phia truoc san truong. Hoi cac canh cua hinh do la bao nhieu de dien tich la lon nhat
1 san van dong hcn co chieu dai gap 3 lan chieu rong .san dc mo rong ra 2 phia, 1 phia chieu dai va mot phia chieu rong , moi ben 2m . san moi mo rong cung la hcn co dien tich hon san van dong ban dau la 84 m2 . tinh dien tich san ban dau .
tra loi , dat loi giai , neu dc thi ve hinh ra cho mih nhe , mau len , mai minh phai nop roi
mot vuon truong hinh chu nhat co chieu dai bang 3/2 chieu rong . neu tang moi chieu 2m thi dien tich tang 64m2 tinh dien tich vuon truong
San truong hinh chu nhat co chieu dai hon chieu rong 2m va chu vi la 88m,duoc mo rong theo 2 chieu,moi chieu 3m.Tinh dien tich phan mo rong.
mot truong tieu hoc co manh dat hcn.neu tang chieu dai 4m,chieu rong tang them 5m thi dien tich tang them 225m vuong.neu chi co chieu rong tang them 5m thi dien tich tang them150m vuong. tinh dien tich hinh chu nhat ban dau
Nha vuon mo rong vuon thuoc nam hinh vuong ve bon phia,moi phia 2m nen dien tich tang them 80m2.Tinh xem canh vuon thuoc nam khi mo rong la bao nhieu
san truong em hinh chu nhat co chieu dai 120m chieu rong 80m em hay ve HCN bieu thi san truong do tren ban do ti le 1/500
san truong cua em hcn co chieu dai 120 m chieu rong 80m em hay ve hcn bieu thi san truong do tren ban do ti le 1/500