Learning Task I. Using a piece of paper, follow the instructions below.

1. Draw a triangle and name it as ∆BOD

2. Put point Y on the right side of the triangle.

3. Extend line segment OD to point Y.

4. Identify the exterior angle of the triangle and its two remote interior angles.

5. Now, cut the two remote interior angles and paste it on the exterior angle.

6. Observe.

Please help me ​