Protractor - How to measure angles with it

Last updated at July 31, 2026 by

1.jpg

To measure any angle,

We use protector.

It is also called a ‘D’

 

How to use a protractor?

Protractor - How to measure angles with it - Part 2

Protractor - How to measure angles with it - Part 3

So, ∠ABC = 40°

How to use a protractor?

Protractor - How to measure angles with it - Part 4

Protractor - How to measure angles with it - Part 5

 

So, ∠ABC = 40°

 

Measure these angles with a protractor

Protractor - How to measure angles with it - Part 6

Protractor - How to measure angles with it - Part 7

So, ∠1 = 80°

 

 

Protractor - How to measure angles with it - Part 8

Protractor - How to measure angles with it - Part 9

So, ∠2 = 120°

 

Protractor - How to measure angles with it - Part 10

Protractor - How to measure angles with it - Part 11

So, ∠3 = 90°

 

Protractor - How to measure angles with it - Part 12

 

Protractor - How to measure angles with it - Part 13

So, ∠4 = 180°

 

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Davneet Singh

Davneet Singh is an IIT Kanpur graduate and has been teaching for 16+ years. At Teachoo, he breaks down Maths, Science and Computer Science into simple steps so students understand concepts deeply and score with confidence.

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