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AP EAMCET2005MathematicsProperties of Triangles

If A+C=2 B , then C- A A- C is equal to

Options

  1. AB
  2. B2 B
  3. C2 B
  4. DB

Correct answer

B. 2 B

Step-by-step solution

Given that aligned & Now, C- A A- C &= 2 ( A+C 2 ) ( A-C 2 ) 2 ( A+C 2 ) ( A-C 2 ) aligned array ll .= 2 B 2 B [from (i) ] array = B

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