Math, asked by Kushagratripathi2017, 1 year ago

If ABC is an interior angle of triangle ABC so prove that
Tan a+b-c/2=cotc

Answers

Answered by lavish48

0

A +B +C =180

A+B=180- C

A+B=90-C/2

TAN A+B/2=TQN 90- C/2

COTC/2

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