δC=0.0096 x6x0.5x4 + 0.0048 x 4 x (2 + 6) + (0.008-0.0048)x4x0.5x (8/3 + 6 = 0.324 m δB=0.0048 x 4 x (2 + 6) + (0.008-0.0048) x 4 x 0.5 x (8/3 + 6 = 0.209 m