Euclid's first axiom: 'Things which are equal to the same thing are equal to one another.' If $a = c$ and $b…

Euclid's first axiom: 'Things which are equal to the same thing are equal to one another.' If $a = c$ and $b = c$, then
  1. $a = b$
  2. $a + b = 2c$
  3. $a \cdot b = c$
  4. $a$ and $b$ are unrelated

Solution

Transitivity of equality.

Asked in: MH-SSC-9

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