Page 74 - 1300 Math Formulas
P. 74
CHAPTER 3. GEOMETRY
308. cáîÉ=mä~íçåáÅ=pçäáÇë=
qÜÉ= éä~íçåáÅ= ëçäáÇë= ~êÉ= ÅçåîÉñ= éçäóÜÉÇê~= ïáíÜ= Éèìáî~äÉåí=
Ñ~ÅÉë=ÅçãéçëÉÇ=çÑ=ÅçåÖêìÉåí=ÅçåîÉñ=êÉÖìä~ê=éçäóÖçåëK==
=
pçäáÇ= kìãÄÉê= kìãÄÉê= kìãÄÉê= pÉÅíáçå=
çÑ=sÉêíáÅÉë çÑ=bÇÖÉë= çÑ=c~ÅÉë=
qÉíê~ÜÉÇêçå== Q= S= Q= PKOR=
`ìÄÉ= U= NO= S= PKOO=
lÅí~ÜÉÇêçå= S= NO= U= PKOT=
fÅçë~ÜÉÇêçå= NO= PM= OM= PKOT=
açÇÉÅ~ÜÉÇêçå= OM= PM= NO= PKOT=
=
=
Octahedron
=
=
=
Figure 44.
=
309. ê = ~ S =
S
=
310. o = ~ O =
O
=
64
