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Ex-20.1, Mensuration, Class 6, Maths RD Sharma Solutions | RD Sharma Solutions for Class 6 Mathematics PDF Download

Question 1. Which of the following are closed curves? Which of them are simple?

(i)

Ex-20.1, Mensuration, Class 6, Maths RD Sharma Solutions | RD Sharma Solutions for Class 6 Mathematics

(ii)

Ex-20.1, Mensuration, Class 6, Maths RD Sharma Solutions | RD Sharma Solutions for Class 6 Mathematics

(iii)

(iv)

Ex-20.1, Mensuration, Class 6, Maths RD Sharma Solutions | RD Sharma Solutions for Class 6 Mathematics

(v)

Ex-20.1, Mensuration, Class 6, Maths RD Sharma Solutions | RD Sharma Solutions for Class 6 Mathematics

Answer:

Figure (ii), (iii), (iv), (vi), and (vii) are closed curves, whereas Figure (ii), (iii), (iv) and (vi) are simple closed curves.

 

Question 2. Define perimeter of a closed figure.

Answer: The length of the boundary of a closed figure is known as its permieter.

 

Question 3. Find the perimeter of each of the following shapes:

Ex-20.1, Mensuration, Class 6, Maths RD Sharma Solutions | RD Sharma Solutions for Class 6 Mathematics Ex-20.1, Mensuration, Class 6, Maths RD Sharma Solutions | RD Sharma Solutions for Class 6 Mathematics
Ex-20.1, Mensuration, Class 6, Maths RD Sharma Solutions | RD Sharma Solutions for Class 6 Mathematics Ex-20.1, Mensuration, Class 6, Maths RD Sharma Solutions | RD Sharma Solutions for Class 6 Mathematics

Answer: Perimeter = Sum of lengths of all sides os a closed figure

(i) Perimeter = ( 4 + 2 + 1 + 5) cm = 12 cm

(ii) Perimeter = (23 + 35 + 40 + 35) cm = 133 cm

(iii) Perimeter = (15 + 15 + 15 + 15) cm = 60 cm

(iv) Perimeter = (3 + 3 + 3 + 3 + 3) cm = 15 cm

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FAQs on Ex-20.1, Mensuration, Class 6, Maths RD Sharma Solutions - RD Sharma Solutions for Class 6 Mathematics

1. What is the RD Sharma Solutions for Class 6 Maths?
Ans. RD Sharma Solutions for Class 6 Maths is a comprehensive guide that provides step-by-step solutions for all the questions and exercises in the RD Sharma textbook for Class 6. It helps students understand and solve the problems effectively, enhancing their mathematical skills.
2. What is Mensuration in Mathematics?
Ans. Mensuration is a branch of mathematics that deals with the measurement of geometric figures such as length, area, volume, and surface area. It involves the use of formulas and techniques to determine the size, shape, and dimensions of various geometric objects.
3. How can RD Sharma Solutions for Class 6 Maths help in exam preparation?
Ans. RD Sharma Solutions for Class 6 Maths can be immensely helpful in exam preparation. These solutions provide a detailed explanation of various mathematical concepts, formulas, and problem-solving techniques. By practicing with these solutions, students can gain a better understanding of the subject and improve their problem-solving skills, which ultimately helps them perform well in exams.
4. What are some important topics covered in the RD Sharma Solutions for Class 6 Maths?
Ans. RD Sharma Solutions for Class 6 Maths covers a wide range of topics, including numbers, fractions, decimals, geometrical shapes, mensuration, data handling, and algebraic expressions. These solutions provide a comprehensive understanding of these topics and help students develop a strong foundation in mathematics.
5. Are RD Sharma Solutions for Class 6 Maths available online?
Ans. Yes, RD Sharma Solutions for Class 6 Maths are available online. There are various websites and platforms that provide these solutions for free or at a nominal cost. Students can access these solutions online and use them for their exam preparation or to clarify any doubts they may have while studying.
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