Can we relate the problem with straight line?

Let us draw a straight line and work on it.

What do you know about opposite angles of a parallelogram?

Think about the other words of point and hands.

Think about the other words of point and hands.

Give it a try. Dont worry about your answer being wrong.

Perimeter means going all the way around the shape.

What is the sum of the exterior angles always? By what number do we divide that sum?

What is the formula of exterior angle ?