Cube = a 3 
Rectangular prism = a b c 
Irregular prism = b h 
Cylinder = b h = pi r 2 h 
Pyramid = (1/3) b h 
Cone = (1/3) b h = 1/3 pi r 2 h 
Sphere = (4/3) pi r 3 

Rectangular prism = a b c 
Irregular prism = b h 
Cylinder = b h = pi r 2 h 
Pyramid = (1/3) b h 
Cone = (1/3) b h = 1/3 pi r 2 h 
Sphere = (4/3) pi r 3 