Penjelasan dengan langkah-langkah:
AD = √(12² + 9²)
AD = √(144 + 81)
AD = √225
AD = 15 cm
maka :
AC = AD + DC
AC = 15 + 10
AC = 25 cm
AD/AC = ED/BC
15/25 = 9/BC
3/5 = 9/BC
BC = 45/3
BC = 15 cm
Mapel : Matematika
Kelas : 9
Materi : Kesebangunan
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Penjelasan dengan langkah-langkah:
AD = √(12² + 9²)
AD = √(144 + 81)
AD = √225
AD = 15 cm
maka :
AC = AD + DC
AC = 15 + 10
AC = 25 cm
maka :
AD/AC = ED/BC
15/25 = 9/BC
3/5 = 9/BC
BC = 45/3
BC = 15 cm
Mapel : Matematika
Kelas : 9
Materi : Kesebangunan