A. Three Exterior Angles:
1.
2.
3.​


Sagot :

Answer:

1. The interior angles of a triangle always add up to 180°

2.Because the interior angles always add to 180°, every angle must be less than 180° .The interior angles of a triangle always add up to 180°

3. The bisectors of the three interior angles meet at a point, called the incenter, which is the center of the incircle of the triangle.

Explanation:

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