Các câu hỏi tương tự
Mot thua ruong hinh thang co trung binh cong la2 day la 47,5 m. Neu tang day lon them 20m,day nho them 12m thi S thua ruong se tang them 512m vuong .Tinh S thua ruong do ?
mot thua ruong hinh thang co trung binh cong 2 day la 50.4 Neu tang day lon them 7.2 m thi dien tich thua ruong se tang len 64.8. tính s cua thua ruong
mot thua ruong hinh thang co day lon 52m day be bang 75 % day lon , neu tang day be tthem 10m tang day lon 6m thi dien tich thua ruong se tang them 80 met vuong . tinh dien tich thua ruong do
mot hua ruong hinh thang co trung binh cong 2 day la 30,15m . Neu tang day lon them 5,6 m thi dien tich thua ruong do tang 33,6m vuong . Tinh dien tich thua ruong do
Mot thua ruong hinh thang co day lon la 52 met,day be bang 75% day lon.Neu tang day be them 10 met ,tang day lon them 8 met thi dien tich thua ruong se tang them 80 met vuong.Tinh dien tich thua ruong
mot thua ruong hinh thang co trung binh cong hai day la 30,15m. neu tang day lon them 5,6m thi dien tich thua ruong do tang 33,6m . tinh dien tich thua ruong do
Mot thua ruong hinh thang co do dai day lon la 21m va lon hon canh day be la 8,2m. Neu mo rong day lon them 7m thi dien tich tang them la 56 met vuong. Tinh dien tich thua ruong
1thua ruong hinh thang co trung binh cong 2 day la 32 m neu day lon tang 16 m day nho tang 10m thi dien tich thua ruong se tang hon 130m vuong tinh thua ruong do
Cho thua ruong hinh thang co trung binh cong hai day la 30 m neu tang day lon them 5 m thi dien tich thua ruong tang them 35 m2 , Tinh dien tich thua ruong do