Toán Lớp 10: cho A ( 1;-2 ) B( 0;4) C ( 3;2)
tìm tọa độ trọng tâm tam giác ABC
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Toán Lớp 10: cho A ( 1;-2 ) B( 0;4) C ( 3;2)
tìm tọa độ trọng tâm tam giác ABC
Comments ( 2 )
⇔ $\left \{ \frac{1+0+3} {3}} \atop {x_{G}= \frac{-2+4+2} {3} } \right.$