Jawaban:
luas permukaan = 2×(pl+pt+lt)
= 2×(9.5+9.6+5.6)
= 2×129
= 258 cm²
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Jawaban:
luas permukaan = 2×(pl+pt+lt)
= 2×(9.5+9.6+5.6)
= 2×129
= 258 cm²