platonic solids: sums of measures of angles

[dcowboys107]

Find the sum of the measures of the angles that surround a:

a. tetrahedron
b. cube
c. octahedron
d. dodechadedron
e. icosahedron

 

[pka]

http://mathworld.wolfram.com/PlatonicSolid.html

 

[dcowboys107]

So far I got that the cube is 270 and the tetrahedron is 180. Is this correct?