perplexus.info :: Shapes : Heptagonal Triangle

Heptagonal Triangle (Posted on 2019-12-27)

Let the vertices of △ABC be coinciding with the first, second and fourth vertices of a regular heptagon.

Find tan A + tan B + tan C.

No Solution Yet Submitted by Danish Ahmed Khan

Rating: 3.0000 (1 votes)

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re: Solution

Comment 5 of 5 |

(In reply to Solution by Brian Smith)

B.S. In consonance with your superb and comprehensive methodology, I fully agree that the final answer is -V(7)

-- K.S.

Edited on April 14, 2022, 1:51 am

Posted by K Sengupta on 2022-04-14 01:50:51

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