Odpowiedź:
a) 9*5:2=22,5m2
8*4=32m2
Pole: 22,5+32=54,5 m2
b) (10*3:2)*2= 15*2=30 m2
2*2=4m2
pole: 30+4=34m2
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Odpowiedź:
a) 9*5:2=22,5m2
8*4=32m2
Pole: 22,5+32=54,5 m2
b) (10*3:2)*2= 15*2=30 m2
2*2=4m2
pole: 30+4=34m2