Odpowiedzi

2009-11-11T15:14:48+01:00
P = 4*9 = 36
a = √36
a = 6

P = 6*24 = 144
a = √144
a = 12

P = 25*9 = 225
a = √225
a = 15
2009-11-11T15:28:29+01:00
A) 4cm * 9cm 36cm² pole prostokąta i kwadratu

√36 =6cm bok kwadratu

b) 6cm * 24cm =144cm²

√144= 12cm

c) 25cm * 9 cm = 225cm²

√225 = 15cm