Odpowiedzi

2009-11-17T23:42:42+01:00
2009-11-17T23:43:40+01:00
A)24cm²
bok a = 4cm
bok b = 6cm

b)36cm²
bok a = 3cm
bok b = 12cm

c)2,25cm²
bok a = 2cm
bok b - 1,25cm