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i dan iii
jawab C
nomer 2
jawaban A
AC² = AB² + BC²
AB² = AC² - BC²
BC² = AC² - AB²
Pernyataan yang benar terdapat pada C. I dan III
Nomor 2
BC² = AC² - AB²
BC² = 13² - 5²
BC² = 169 - 25
BC² = 144
BC = √144
BC = 12 cm ⇒ Jawabannnya A