γ=V2−V1V(θ) 3(9×104)=V2−2×1042×104(30) V2 - 2 x 104 = 2 x 104 (30) x 3 (9 x 10-6) V2 = 2 x 104 2 x 104 (30) x 3 (9 x 10-6) V2 = 16.2 + 2 x 104 V2 = 20016.2cm3