[tex]m = sisi \: miring \\ \sqrt{ {a}^{2} + {t}^{2} } = \sqrt{ {3}^{2} + {4}^{2} } \\ \sqrt{9 + 16} = \sqrt{25} = 5 \\ \\ Lp \: prisma \: segitiga \\ (a \times t) + (a + t + m) \times tp) \\ (3 \times 4) + (3 + 4 + 5) \times 6) \\ 12 + (12 \times 6) \\ 12 + 72 \\ 84 \: {cm}^{2} [/tex]
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[tex]m = sisi \: miring \\ \sqrt{ {a}^{2} + {t}^{2} } = \sqrt{ {3}^{2} + {4}^{2} } \\ \sqrt{9 + 16} = \sqrt{25} = 5 \\ \\ Lp \: prisma \: segitiga \\ (a \times t) + (a + t + m) \times tp) \\ (3 \times 4) + (3 + 4 + 5) \times 6) \\ 12 + (12 \times 6) \\ 12 + 72 \\ 84 \: {cm}^{2} [/tex]