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phytagoras ⇒ 8 , 15 , 17
jadi tinggi sisi segitiga 17 cm
4 luas segitiga ⇒ 1÷2 × 16 × 17 × 4
⇒ 544 cm²
luas alas limas ⇒ 16 × 16
⇒ 256 cm²
total luas permukaan = 544 + 256 = 800 cm²