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altura=x+2
area= base x altura
2
60=x(x+2)
2
60(2)=x²+2x
120=x²+2x
0=x²+2x-120
0=(x+12)(x-10)
x+12=0 x-10=0
x= -12 x=10 tomamos el valor positivo.
x=10
x+2...10+2=12
la base mide 10 m
la altura mide 12 m