Mathematics
Senior High
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(一ㄥ)
14. △ABC、A(7,15),B(-3,5),C(12,5)。D,E,F三點分別在AB, BC,CA的邊上,
20
已知四邊形 ADEF是平行四邊形,且AD:DE=1:2,則E點坐標為
10A 17, 15)
( 141 142 )
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想請問這題~謝謝🙏
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