Sphere - 4/3 πr³, Cube - x³, Rectangular prism - L x W x H, Cone - (πr²h)/3, 4-side pyramid - 1/3 a² x H, 3-sided pyramid - (ac/2) x H/ 3, Cylinder - πr²h, Triangular prism - (ac/2) x h, Hemisphere - 2/3 πr³, Octahedron - (√2/3) a³,

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