NCERT Solutions for Class 4 Maths Chapter 8

NCERT Solutions for Class 4 Maths Chapter 8 - Carts And Wheels

Preparing for Maths examinations has never been easier. NCERT Solutions are now available for Maths Class 4 Chapter 8 which is Carts and Wheels. NCERT Solutions for Maths is prepared by study experts at Vedantu who are highly qualified. Hence, NCERT Solutions are a highly accurate and credible source of information. Many students recommend other students to refer to NCERT Solutions when preparing for Maths examination of Class 4. One can check out the free PDF download option provided for NCERT Solutions online on our website as well as the mobile app.

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NCERT Solutions for Class 4 Maths Chapter 8 - Carts And Wheels part-1

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1. Take a wire and make a bangle for yourself. Can your teacher wear this bangle? 

Ans: No, My teacher cannot wear my bangle because my bangle is too small for her hand. 


2. A bangle can be used to trace a circle. What are the other things around you that you can use to trace a circle? 

Ans: The other things around me that can be used to trace a circle are finger ring, bowl, glass, coin, etc. 


3. Trace a circle with the help of some of these in your notebook or on the ground. Which thing makes the smallest circle? Which thing makes the biggest circle? 

Ans: Finger ring makes the smallest circle and a plate makes the biggest circle. 


4. Think of some other games you play by making circles. 

Ans: Games like Ringa Ringa roses, etc are played by making a circle.


5. 

a) Is any of these a good drawing of a circle? Discuss. 

(Image will be Uploaded Soon)

Ans: Yes, the circle drawn is good. 

b) Can you draw a circle on the floor with a chalk? Try. 

Ans: Yes, a circle on the floor can be drawn with the help of chalk. 

c) Also draw a circle in your notebook using a pencil. 

Ans: (Image will be Uploaded Soon)

d) Look at the circles drawn by your friends. Who has drawn the best circle? 

Ans: All circles are best.


6: Do the activity in small groups. Each group should take a rope of a different length. See the circles made by different groups. 

a) Which group made the smallest circle? __________ How long was their rope? _________ 

Ans: My group made the biggest circle. The length of the rope was $44cm$.

b) Does a longer rope make a bigger circle? _________ Can you say why?

Ans: Yes a longer rope makes a bigger circle because longer the rope longer the radius hence bigger the circle.


7. The length of rope used is equal to the length of the radius of the circle. 

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What was the radius of the smallest circle? _____________ 

Ans: For example: the radius of the circle is 4cm.


8. Draw the radius of this bangle using a ruler. Measure the length of the radius. 

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Ans: 

The radius of the bangle using the ruler is 2 cm.

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9. Draw the radius of these circles. Guess which circle has the longer radius.

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Measure the radius of both the circles using a ruler. Write the length of their radius. 

a) Radius of the green circle __________ 

Ans: The radius of the green circle $1$cm.

b) Radius of the blue circle __________ 

Ans: Radius of the blue circle $1.5$cm.

The radius of blue circle is longer than the green circle since $1.5 > 1$. 


10. Find out: 

a) Measure the radius of the wheels of a bicycle or a bullock-cart. You can use a thread or a measuring tape. Are all the wheels of a bicycle or a bullock cart of the same radius? _________ 

Ans: No the radius of the wheels of a bicycle or a bullock cart are not of the same radius. It is because the size of the wheels varies from vehicle to vehicle. 

b) Have you seen a tractor or a road roller? 

Ans: Yes, I have seen a tractor or a road roller.

c) Which is the biggest wheel you have ever seen? Are all wheels of a tractor or road roller of the same radius? 

Ans: The biggest radius I have seen is of road roller. No they all have different radius.

d) Lali and Kali are tied to a pole with ropes. Kali has a longer rope. Who can look for more grass to eat? _________ 

Ans: Kali can look for more grass to eat as she is tied to a longer rope as compared to Lali.


11. Is this circle better than the one you made earlier without a compass? Draw the radius of this circle and measure it. • Now you can make your own designs like Daljeet had made. How many did you make? Guess how this design has been made. Use a compass to make a similar one in the box.

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Ans: The given designs are made by compass.

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12. Guess 

a) Why did Naina get such a drawing? Discuss. 

Ans: Naina got such a drawing because she did not keep the centre at the same point while drawing. 

b) Can a circle have more than one centre? 

Ans: No, a circle has only one centre. 


13: Guess 

a) Did anyone of you ever get a shape like Naina’s?

Ans: Yes, have gota shape like Naina’s.


14. Now you trace a circle on a paper using a bangle. Cut it. Then find its centre like Sameena did. 

Ans: Draw a circle using a bangle.

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Now fold the circle into half then again fold in half and the intersection of two lines is the centre of circle.

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15. We can also make the design on page 88 like this. How did you do it?

Ans: Draw a line then draw two smaller circles inside the bigger circle adjacent to each other.

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Now remove the upper half of the first circle and the lower half of the second circle.

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Hence, 

(Image will be Uploaded Soon).


16. Guess 

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a) Whose top will not spin at all? ________ 

Ans: Zakir’s and Naina’s tops will not spin at all because the stick is near the edge of the top. 

b) Whose top will spin a little? ________ 

Ans: Guddo’s top will spin a little because the stick is somewhere in between the centre and edge. 

c) Whose top will spin the best? _______ 

Ans: Appu’s top will spin the best because the stick is right in the centre of the top. 

d) In whose top is the stick nearest to the centre? ________

Ans: The stick is nearest to the centre of Appu’s top. 


17. To make the top spin well, where will you make the hole? 

Ans: We will make the hole in its centre so that the top spins well.


NCERT Solutions for Class 4 Maths Chapter 8 Carts and Wheels - Free PDF Download

NCERT Solutions are available in the PDF format. The great news is that these PDFs are free for downloading. All a student needs is a mobile or desktop device and internet and they can then easily access the PDF and prepare well for the examinations. The free PDF download is also available for Class 4 Maths Chapter 8 Carts and Wheels. These PDF files are prepared by subject experts. Therefore, these PDFs are a reliable and accurate source of information when preparing for Maths examination.


NCERT Solutions for Class 4 Maths Chapters

Chapter 8 - Carts And Wheels

Chapter 8 for Class 4 Maths is about Carts and Wheels. NCERT Solutions provide important definitions from this chapter as well as questions and answers for practice. Moreover, in this chapter, students of Class 4 learn the basic concepts of Carts and Wheels. They will also learn about different objects that take this shape and some simple numerical problems and answers. In NCERT Solution free PDF download, students can find exercise questions and answers as well as some practice questions. 


NCERT Solution Class 4 Maths Chapter-Wise Marks Weightage

CBSE board assigns different marking weightage to different subjects. Similarly, it decides the marking scheme for Class 4 Maths Chapter 8 on Carts and Wheels. Class 4 Maths has internal as well as external assessment. The internal assessment is for 20 marks while the external assessments are for 80 marks. Students are advised to study all the chapters for their Maths examinations as questions from all the chapters are asked. Moreover, external assessments carry more marks weightage and are therefore students are advised to put more focus on that. 


Why are NCERT Solutions Class 4 Maths Chapter 8  Important?

Some benefits of preparing for Maths Class 4 Chapter 8 Carts and Wheels from NCERT Solutions are mentioned below:

  • NCERT Solution for Class 4 Maths Chapter 8 is prepared by the subject experts. These subject experts make the NCERT Solution free PDF download a highly reliable source of information for exam preparation.

  • The information and study materials shared by Vedantu are in the form of definitions, infographics, questions and answers that facilitates the learning process and is highly suggested amongst students. 

  • NCERT Solutions for Class 4th Chapter 8 Carts and Wheels are easily accessible over the internet on Vedanrtu’s website as well as on the mobile app.

FAQs (Frequently Asked Questions)

1. What are some of the common round things as per Chapter 8 of Class 4 Maths?

Chapter 8 Class 4 Mathematics is about Carts and Wheels. In this chapter, fundamental concepts on geometrical shapes and sizes, especially circles have been discussed. The circle is a geometrical shape. You must have seen many round things. These can be easily seen in our day to day activities. Some of the common round things that can be observed in daily life are plate, wheel, ball, moon, sun, bowl, coins, some utensils like Tawa, Kadai, and more. 

2. What is a radius in a circle?

The circle is a unique geometrical shape. In higher standards, the circle is taught in terms of the perimeter, area, etc. In Chapter 8 of Mathematics Class 4, fundamental concepts of the circle are taught. The meaning of diameter and radius are some of those concepts included in the chapter. Diameter is the longest line that connects one point of the circle to another through the centre of the circle. The half-length of this diameter is referred to as the radius, which is the distance from the centre of the circle to one end of the circle. An easy way of calculating the radius is by dividing the length of diameter by 2. 

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