(a+b):2=c  (b+c):2=a  (a+c):2=b  ce poti spune despre a,b,c?

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30 Agustus 2025 matematica 5 minutes
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Grade: Education Subject: matematica
(a+b):2=c  (b+c):2=a  (a+c):2=b  ce poti spune despre a,b,c?

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(75)
a+b=2c
b+c=2a
a+c=2b
a,b,c sunt egale si sunt nr duble
Answered on 30 Agustus 2025

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