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Jika diproyeksikan, maka akan terbentuk :
D _______._______(E)_______F
1/3 1/3 1/3
EF = 9,6 cm
Jadi, panjang DE = 2 . 3,2 = 6,4 cm (y)
*Semoga membantu ..
DE = 2/3 EF
perbandingan DF = DE + EF
= 2/3EF + 1EF
= 5/3EF
DE =