Page 75 - 1300 Math Formulas
P. 75
CHAPTER 3. GEOMETRY
311. p = ~ O O P =
=
~ P O
312. s = =
P
=
=
Icosahedron
=
=
=
Figure 45.
=
~ P (P+ ) R
313. ê = =
NO
=
~ (
)R+
314. o = O R =
Q
=
315. p = ~ R O P =
=
~ R P (P+ ) R
316. s = =
NO
=
=
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