tolong pakai cara ya
Jawaban:
Lp prisma = luas tutup & alas + jumlah luas sisi
[tex]lp = (2 \times \frac{1}{2} \times 12 \times 5 ) + ((5 + 13 + 12) \times 16))[/tex]
[tex]lp = 60 + (30 \times 16)[/tex]
[tex]lp = 60 + 480[/tex]
[tex]lp = 540 \: {cm}^{2} [/tex]
