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a+2=drugi bok
2a+2(a+2)=44cm
2a+2a+4=44
4a=44-4
4a=40
a=40:4
a=10cm
a+2=10+2=12cm
pole=10×12=120cm²
a = b-2
2*(b-2)+2b = 44
2b-4+2b = 44
4b = 44+4
4b = 48 /:4
b = 12
a = 12-2
a = 10
2*12+2*10 = 24+20 = 44
Boki mają długość 10 i 12 centymetrów
P = a*b
P = 10*12
P = 120cm²