In-a-ABC-a-cot-A-b-cot-B-c-cot-C- Tinku Tara June 14, 2023 None 0 Comments FacebookTweetPin Question Number 25985 by Vignesh vkj last updated on 17/Dec/17 Ina△ABC,acotA+bcotB+ccotC= Answered by ajfour last updated on 17/Dec/17 ΣacotA=Σ4R2−a2Risthecircumradius. Terms of Service Privacy Policy Contact: info@tinkutara.com FacebookTweetPin Post navigation Previous Previous post: Find-the-greatest-number-that-divides-59-and-54-leaving-remainders-3-and-5-respectively-Next Next post: Find-the-area-of-a-square-if-the-sum-of-the-diagonals-is-100-cm- Leave a Reply Cancel replyYour email address will not be published. Required fields are marked *Comment * Name * Save my name, email, and website in this browser for the next time I comment.