Which angle is an exterior angle of the triangle?
○ 1
○ 2
○ 3
○ 4
![Which angle is an exterior angle of the triangle 1 2 3 4 class=](https://us-static.z-dn.net/files/da6/fafaa401175dc69894c7813f6852d979.jpg)
Answer:
the answer is 4
Step-by-step explanation:
the angle between a side of a rectilinear figure and an adjacent side extended outward.