Penjelasan dengan langkah-langkah:
L.p = (2×La) + (Ka+ t prisma)
= (2×½×19×12) + ( (19+12+15+) + 10)
= 228 + 56
= 284 cm²
semoga membantu dan benar ya
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Penjelasan dengan langkah-langkah:
L.p = (2×La) + (Ka+ t prisma)
= (2×½×19×12) + ( (19+12+15+) + 10)
= 228 + 56
= 284 cm²
semoga membantu dan benar ya