If A+B+C=180^0 , then (t a n A+t a n B+t...

If `A+B+C=180^0` , then `(t a n A+t a n B+t a n C)/(t a n A\ t a n B\ t a n C)` is equal to `t a n A t a n B t a n C` b. `0` c. `1` d. none of these

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If A+B+C=180^0 , then (t a n A+t a n B+t a n C)/(t a n A\ t a n B\ t a n C) is equal to a. t a n A t a n B t a n C b. 0 c. 1 d. none of these

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