Question

the points lies on the boundary of angle is known as exterior or interior​

Answer 1

Answer:

The point Y lies in the exterior of the angle. The point Z lies on the angle. In the above figure, here ∠1 is called the interior angle because it lies inside the two arms. ∠2 is called the exterior angle.

Answer 2

Any angle that is on the inside of a shape is called an interior angle. Any angle that is on the outside of a shape is called an exterior angle. An exterior angle is made by extending one of the lines of the shape beyond the intersection point.

Step-by-step explanation:

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