Matematika Sekolah Menengah Pertama TOLONG JAWAB YA
PAKAI CARANYA
TERIMAKASIH 。◕‿◕。​

TOLONG JAWAB YA
PAKAI CARANYA
TERIMAKASIH 。◕‿◕。​

AE = 6 cm, BE = 4 cm, DE = 3 cm, BC = x cm

AB = AE + BE

= 6 + 4 = 10 cm

[tex] \frac{de}{bc} = \frac{ae}{ab} \\ \frac{3}{x} = \frac{6}{10} [/tex]

3.10 = 6x

30 = 6x

x = 30/6 = 5 cm

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