cho hinh tam giac ABC .Tren canh AB lay diem M tren canh AC lay diem N sao cho AM=1/3 AB NC=2/3 AC.Dien tich hinh tam giac ABC gapdien tich hinh tam giac AMN so lan la
cho tam giac ABC tren canh AB lay diem M tren canh AC lay diem N sao cho AM=1/3AB NC=2/3AC dien tich tam giac ABC gap dien tich AMN so kan la
cho tam giac abc tren canh ab lay diem m,tren canh ac lay diem n so cho am bang 1/3 ab,nc=2/3 ac.hoi dien tich tam giac abc gap may lan tam giac amn
Cho tam giac ABC . Tren canh AB lay diem M , tren canh AC lay diem N sao cho AM = \(\frac{1}{3}\)AB , NC = \(\frac{2}{3}\)AC . Dien tich tam giac ABC gap may lan dien tich tam giac AMN ?
cho tam giac ABC tren canhABlay diem M ten canhAC lay diem N sao choAM =1/3 AB,NC=2/3 AC.DIEN TICH TAM GIAC ABC GAP MAY LAN DIEN TICH TAM GIAC AMN
cho tam giac abc .tren canh ab lay diem m sao cho am gap ruoi mb tren canh ac lay diem n sao cho an bang 1 nua ac.biet dien tich tam giac amn la 36 cm vuong.tinh dien tinh tu giac bmnc
cho tam giac ABC. Tren canh AB lay diem I sao cho AB = 2AI, tren canh AC lay diem J sao cho AC= 3CJ. dien tich tam giac ABC gap may lan dien tich tam giac BIJ
cho tam giac ABC. Tren canh AB lay diem I sao cho AB = 2AI, tren canh AC lay diem J sao cho AC= 3CJ. dien tich tam giac ABC gap may lan dien tich tam giac BIJ
cho tam giac abcd tren canh ab lay diem m tren canh ac lay diem n sao cho an=1/3ac nc2/3ac dien tich abc gap dien tam giac anm so lan la