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Verified answer
Mapel MatematikaBab Bangun Ruang
Mencari rusuk tegak
= ✓(1/2 diagonal sisi)^2 + tinggi^2
= ✓72 + 64
= ✓136
= 2✓34 cm
Panjang rusuk
= 4(rusuk alas + rusuk tegak)
= 4(12 + 2✓34)
= 48 + 8✓34 cm