a=9 cm
h=a :2 = 4,5 *
P : p
P-pole kola opisanego
p-pole kola wpisanego
P= * R^2
R=2/3 h = 3 *
P= 27 *
p= * r^2
r= 1/3 h = 1,5 *
p= 6,75 *
P:p = 27 * : 6.75 * = 4
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a=9 cm
h=a :2 = 4,5 *
P : p
P-pole kola opisanego
p-pole kola wpisanego
P= * R^2
R=2/3 h = 3 *
P= 27 *
p= * r^2
r= 1/3 h = 1,5 *
p= 6,75 *
P:p = 27 * : 6.75 * = 4
http://chomikuj.pl/?page=383734