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a=przyprostokątne
c=przeciwprostokatna
2a+c=6(1+√2)
2a+c=6+6√2
2a²=c²
c=a√2
2a+a√2=6+6√2
a(2+√2)=6+6√2
a=(6+6√2):(2+√2)
a=3√2
pole=½a²=½(3√2)²=9j.²
b]
c=a+1+√2
d=a√2
a√2=a+1+√2
a√2-a=1+√2
a(√2-1)=1+√2
a=(1+√2):(√2-1)
a=2√2+3
pole=½a²=√2+3)²=½(12√2+17=
pole=6√2+¹⁷/₂