Measurement of Angles

What do you see in the pictures?

Write are the names of the angles given in the pictures?

What is the measure of the angles in the given pictures?

What is the structure of the protractor?

How many numbers are there in the protractor?

What does the small lines in protractor mean?

What is the protractor used for? How is it used?

Did all groups get the same measure?

How to construct an angle of 25 using protractor?

Find the measure of each angle given below using protractor: