Photos ABC BC C

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Abc bc c. A2+b2+c2 формула. A^2+B^2=C^2. (A+B+C)^2 формула. C a2+b2.
A2+b2+c2 формула. A^2+B^2=C^2. (A+B+C)^2 формула. C a2+b2.

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