Which of the following are exterior angles?

Answer:
B,C, D ) angle 2, ,3,4 are exterior angles.
Step-by-step explanation:
Given : A figure .
To find : Which of the following are exterior angles.
Solution : We have given a figure of triangle
Exterior angle : An angle which are formed outside the closed figure,
We can see from the given figure angle 6 angle 5 , angle 1 are lies inside the triangle .
But Angle 2 , 4 ,3 are outside the triangle .
Therefore, B,C, D ) angle 2, ,3,4 are exterior angles.