Images C2 4BC 4B2

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C2 4bc 4b2. A^2+B^2=C^2. Формула (a+b+c)^2. A 2 B 2 C 2 формула. 2b2c.
A^2+B^2=C^2. Формула (a+b+c)^2. A 2 B 2 C 2 формула. 2b2c.

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