Lp = 6 × r²
Lp = 6 × 15²
Lp = 6 × ( 15 × 15 )
Lp = 6 × 225
Lp = 1.350 cm²
Lp = 2 ( pl + pt + lt )
Lp = 2 ( 10(15) + 10(4) + 15(4) )
Lp = 2 ( 150 + 40 + 60 )
Lp = 2 ( 190 + 60 )
Lp = 2 ( 250 )
Lp = 500 cm²
Lp balok + Lp kubus
1.350 cm² + 500 cm²
1.850 cm²
L = 6 × r × r
L = 6 × 15 × 15
L = 6 × 225
L = 1.350 cm²
--
L = 2(p × L + P × t + L × t)
L = 2(10 × 15 + 10 × 4 + 15 × 4)
L = 2(150 + 40 + 60)
L = 2(150 + 100)
L = 2(250)
L = 500 cm²
gabungan keduanya
L = L1 + L2
L = 1350 + 500
L = 1850 cm²
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Lp = 6 × r²
Lp = 6 × 15²
Lp = 6 × ( 15 × 15 )
Lp = 6 × 225
Lp = 1.350 cm²
Lp = 2 ( pl + pt + lt )
Lp = 2 ( 10(15) + 10(4) + 15(4) )
Lp = 2 ( 150 + 40 + 60 )
Lp = 2 ( 190 + 60 )
Lp = 2 ( 250 )
Lp = 500 cm²
Lp balok + Lp kubus
1.350 cm² + 500 cm²
1.850 cm²
L = 6 × r × r
L = 6 × 15 × 15
L = 6 × 225
L = 1.350 cm²
--
L = 2(p × L + P × t + L × t)
L = 2(10 × 15 + 10 × 4 + 15 × 4)
L = 2(150 + 40 + 60)
L = 2(150 + 100)
L = 2(250)
L = 500 cm²
--
gabungan keduanya
L = L1 + L2
L = 1350 + 500
L = 1850 cm²