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ROWNOLEGLE PM LI KJ PROSTOPADLO
PROSTO AF BF CG DH AB EF HG DC SZESC
PROSTO PO MN IJ KL KO NJ PL MI
SUMA DLUGO 12 *6=72CM
4*4+5*4+4*10=16+20+40=76CM
AEFB
PONM
SZ PROSTOPADLE EFHG ABCD FGBC ADEH
POKL PMIL ONJK MNJI
POLE 36CM^2 I 50 CM²
POLE POWIERZCHNI BRYLY
P=6*36=216CM²
P=50*2+40*2+20*2=100+80+40=220CM²