sebastian-walker_60a23f541c0e6
sebastian-walker_60a23f541c0e6
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1.- m-n=k 30-18=12 n+k=30 18+12=30 m-k=18 30-12=18 K=12 m=30 n=18 2.- A=a^2 P=4*a a=6cm A=6^2=36cm2 P=24cm P=4*6=24cm