P=2(a+b)
P=2(5+12)=34 м
P=a+a+b+b=5+5+12+12=34м
S=ab
S=5*12=60м^2
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P=2(a+b)
P=2(5+12)=34 м
P=a+a+b+b=5+5+12+12=34м
S=ab
S=5*12=60м^2