Question

Which is the best definition of an exterior angle of a triangle

Answer 1

The only answer that is true is choice D.

Answer 2

Answer: Option 'D' is correct.

Explanation:

Exterior angles are those angles which is formed by a side and extended adjacent side at outside.

So, the Exterior angles are those angles which form linear pair with one of the interior angles of the triangle.

Sum of exterior angle of any n gon is 360°.

Hence, option 'D' is correct.