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Mapel : Matematika
Tentang : Phytagoras
Pertanyaan yg diajukan : 1
Pembahasan :
Kamu harus mencari panjang BD terlebih dahulu.
BD² = AD² + AB²
BD² = 12² + 9²
BD² = 144 + 81
BD = √225
BD = 15 cm
Jadi, BD adalah 15 cm. Maka langsung ke cara mencari CD.
CD² = BD² + BC²
CD² = 15² + 8²
CD² = 225 + 64
CD = √289
CD = 17 cm
Jawaban : C
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