Trigonometry! #96

Geometry Level 3

In a triangle, the lengths of the two larger sides are \(10\) and \(9\) respectively. If the angles are in A.P., then the length of the third side can be

  1. \(5-\sqrt{6}\)

  2. \(3\sqrt{3}\)

  3. \(5\)

  4. \(5+\sqrt{6}\)

Note: Enter the sum of the serial numbers of the correct options. More than one option is correct.

This problem is part of the set Trigonometry.

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