ad.1.
ad.2.
d=2r
d=2*8
d=16
ad.3.
180-(360:12)=180-30=150
ad.4.
W załączniku
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ad.1.
ad.2.
d=2r
d=2*8
d=16
ad.3.
180-(360:12)=180-30=150
ad.4.
W załączniku