balok abcd.efgh rusuk: sisi: diangonal bidang : diagonal ruang:

rusuk = ab, bc, cd, da, ef, fg, gh, he, ae, bf, cg, dh
sisi = abcd, efgh, bcfg, adeh, abef, dchg
diagonal bidang= eb, af, bg, cf , dg, ch, ah, de, fh, eg, ac, bd
diagonal ruang =ag, ce, bh, df

maaf kalau salah :)