Odpowiedź:
Zad.2.
142**2=284*
360*-284*=76*
76*:2=38*
Zad.3.
46-16=30cm
30:2=15cm
a=15cm
b=8cm
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Odpowiedź:
Zad.2.
142**2=284*
360*-284*=76*
76*:2=38*
Zad.3.
46-16=30cm
30:2=15cm
a=15cm
b=8cm