In `triangle ABC` if `cot (A/2):cot (B/2): cot (C/2)=3:5:7` then a:b:c?
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To ask Unlimited Maths doubts download Doubtnut from - https://goo.gl/9WZjCW In `triangle ABC` if `cot (A/2):cot (B/2): cot (C/2)=3:5:7` then a:b:c?
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