An exterior (or external) angle is the angle between one side of a triangle and the extension of an adjacent side.
An exterior angle of a triangle is equal to the sum of the opposite interior angles. If the equivalent angle is taken at each vertex, the exterior angles always add to 360 degrees.
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Verified answer
Answer:
Equilateral triangle.
Step-by-step explanation:
Each interior angle is 60° and each exterior angle is 120,°
So 60° +60°=120°,the exterior angle.
Step-by-step explanation:
An exterior (or external) angle is the angle between one side of a triangle and the extension of an adjacent side.
An exterior angle of a triangle is equal to the sum of the opposite interior angles. If the equivalent angle is taken at each vertex, the exterior angles always add to 360 degrees.
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