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NCERT Solutions for Class 10 Maths Chapter 12 Ex 12.3

 

NCERT Solutions for Class 10 Maths Chapter 12 Ex 12.3 is the best study guide for students. The third exercise Chapter 12 Areas Related to Circles is an interesting exercise with 16 questions. It is based on finding areas of a combination of plane figures. This exercise tests your analytical abilities and critical thinking as you study the different plane figures and find out their areas. In case you face any difficulty in solving this exercise, consider our free NCERT Solutions. These solutions are based on the latest CBSE exam pattern and syllabus for Class 10. 

 

About NCERT Class 10 Maths Chapter 12 Ex 12.3

 

Can you calculate the area of a rectangle combined with a semi-circle? Exercise 12.3 includes questions similar to this category that will help you learn how to calculate the area of a combination of figures. You must remember the formula for the area of different figures like squares, rectangles, triangles and circles. Given below is a table with all important formulae that will help you solve this exercise easily:

 

Type of Plane Figure

Area 

Triangle

 

Area = ½ × b × h

b = base

h = vertical height

Square

Area = a2

a = length of side

Rectangle 

Area = w × h

w = width

h = height

Circle 

Area = π × r2

r = radius

Sector of a Circle

Area = ½ × r2 × θ

r = radius

θ = angle in radians


 

Tips on how to solve the NCERT Class 10 Maths Chapter 12 Ex 12.3 questions:

  • All the questions of this exercise are diagram-based. If you are not given a diagram in the question, make sure to draw one by yourself based on the information given in the question. 
  • Make sure your diagram is correct because if you have the wrong diagram you might end up finding the wrong area. So, read the question carefully and take note of all the information given to you. 
  • All the questions are in word-problem format. Read the problems carefully. If required, underline the key points. 
  • Always remember the formulae for calculating areas of different plane figures. This way, finding an area will be simpler for you. 
  • Cross-check your calculations after solving the question so that there is a minimum chance of mistakes. 
  • If you do not know how to solve a question, use our NCERT Solutions for Class 10 Maths Chapter 12 as a guide and learn how to solve each question of this exercise step by step. 

Download Free NCERT Solutions for Class 10 Maths Chapter 12 Ex 12.3

 

The askIITians team has prepared stepwise solutions for all the 16 exercise questions of Ex 12.3 for you. These solutions will not only enhance your understanding of the concepts of the chapter but will prepare you well for your Class 10 Maths board exam. Key features of our NCERT Class 10 Maths Chapter 12 Ex 12.3 solutions include: 

  • All the solutions include easy-to-understand explanations and proper reasoning so that you can understand how to approach questions in the exam.
  • The solutions are available in PDF form and are free to download. This way you can practise them at your own pace and level of understanding. 
  • You do not need any other study resource once you have our NCERT Solutions with you. They are self-explanatory and self-sufficient for board exam preparation. 
  • The NCERT Solutions for Class 10 Maths are based on the latest CBSE exam pattern and syllabus so you will get all the updated questions and their solutions for this exercise. 

We encourage students to learn independently with the help of these NCERT Solutions. Students can now study from the comfort and safety of their homes using our free study resources such as NCERT Class 10 Solutions, revision notes, sample papers, practice worksheets, mind maps, and flashcards. 

 

Download free NCERT Class 10 Maths Solutions for all exercises of Chapter 12 Areas Related to Circles:

  • NCERT Chapter 12 Class 10 Maths Ex 12.1 Solutions - 5 Questions
  • NCERT Chapter 12 Class 10 Maths Ex 12.2 Solutions - 14 Questions
  • NCERT Chapter 12 Class 10 Maths Ex 12.3 Solutions - 16 Questions

NCERT Class 10 Maths Chapter 12 Ex 12.3 FAQs

 

1. How many questions are there in Ex 12.3 of Class 10 Maths NCERT Chapter 12? 

Exercise 12.3 of Class 10 Maths Chapter 12 includes 16 unsolved questions and 3 solved examples. You can find the stepwise solutions for every exercise question in our NCERT Solutions. 

 

2. Is exercise 12.3 important from the board exam perspective? 

Yes, Exercise 12.3 is an important exercise and questions from this exercise can be asked in the board examination. This exercise not only tests how well you remember how to calculate areas of different figures but also tests your analytical abilities. 

 

3. What is the best way to practise the NCERT Ex 12.3 of Class 10 Maths? 

The best way to practise the exercise questions is to first revise all the shapes and formulae for finding their areas. You must also revise the basic properties of plane figures. Download our NCERT Solutions for Class 10 Maths Chapter 12 Ex 12.3 in case you have any doubts while solving the exercise questions. 


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