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Verified answer
Rumus PhytagorasAB =√AD²+DB²
AB = √16²+12²
AB = √256+144
AB = √400 = 20
Kesebangunan 2 Segitiga
AB/BC=AD/BD
20/BC=16/12
16BC = 12.20
BC = 12.20/16
BC = 15cm
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