General
Easy
Maths-

In straight triangle A B C comma left parenthesis a plus b plus c right parenthesis open parentheses tan invisible function application A over 2 plus tan invisible function application B over 2 close parentheses equals

Maths-General

  1. 2 ccot invisible function application A over 2
  2. 2 c cot invisible function application B over 2
  3. 2 ccot invisible function application c over 2
  4. 2 c tan invisible function application c over 2

    Answer:The correct answer is: 2 ccot invisible function application c over 2

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