Penjelasan dengan langkah-langkah:
26) 1³+2³+3³+4³+5³ = 5²(6²)/4 = 25(9) = 225
28) 12³ - 8³ + ³√125 = 1.728 - 512 + 5 = 1.221
30) Lp = 6(15)² = 6(225) = 1.350 cm²
31) V = [√36]³ = [6]³ = 216 cm³
32) V = 25(6)(14) = 150(14) = 2.100 cm³
34) Balok, rusuk 12 sisi 6 titiksudut 8
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Penjelasan dengan langkah-langkah:
26) 1³+2³+3³+4³+5³ = 5²(6²)/4 = 25(9) = 225
28) 12³ - 8³ + ³√125 = 1.728 - 512 + 5 = 1.221
30) Lp = 6(15)² = 6(225) = 1.350 cm²
31) V = [√36]³ = [6]³ = 216 cm³
32) V = 25(6)(14) = 150(14) = 2.100 cm³
34) Balok, rusuk 12 sisi 6 titiksudut 8