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Centroides 01
- 1. ELEMENTO BASE ALTURA AREA xi yi A xi A yi Iox Ioy A xi2 A yi2 40 10 400 20 55 8000 22000 3333.333 53333.333 160000 1210000 10 50 500 5 25 2500 12500 104166.667 4166.667 12500 312500 10 50 500 35 25 17500 12500 104166.667 4166.667 612500 312500 1400 28000 47000 211666.6667 61666.6667 785000 1835000 xo = 20 Ix = 2046666.667 Iox = 468809.524 yo = 33.571 Iy = 846666.667 Ioy = 286666.667 CENTROIDES Y MOMENTOS DE INERCIA DE FIGURAS COMPUESTAS = ∗ ℎ 12 ̅ = 2 = ∗ ℎ = ℎ 2 = ∗ ℎ 12 ̅ = Σ ∗ Σ = Σ ∗ Σ = Σ + Σ ∗ = Σ + Σ ∗ = − Σ ∗ = − Σ ∗ ̅