हिंदी

Look at the table in your classroom. Guess how many Math-Magic books you can place on it.(Remember-The books should not overlap. Do not leave gaps between

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प्रश्न

Look at the table in your classroom. Guess how many Math-Magic books you can place on it.
(Remember-The books should not overlap. Do not leave gaps between the books)

  1. Write your guess here.
  2. Now check if your guess was right. How many books could you place?
  3. What is the difference between your guess and the actual number of books?
संक्षेप में उत्तर
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उत्तर

  1. About 8 books can be placed on the table. 
  2. 8
  3. Nil.
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Fields and Fences
  क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
अध्याय 13: Fields and Fences - Exercises [पृष्ठ १५८]

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एनसीईआरटी Math - Magic [English] Class 4
अध्याय 13 Fields and Fences
Exercises | Q 1. | पृष्ठ १५८

संबंधित प्रश्न

How much more wire will Ganpat need for his field?


Here are pictures of some more fields. Find out which one has the longest boundary?




  1. Boundary = ______ metre


  2. Boundary = ______ metre


  3. Boundary = ______ metre


  4. Boundary = ______ metre

Chandu’s father is called the ‘young  old man’ in his village. At 70 years of age, he is fully fit. Do you know his secret? He goes for a walk around the field every morning. Everyday he takes four rounds of Chandu’s field.

What is the total distance he covers?

4 × ______ = ______ m = ______ km


How much lace will be left in the roll?


Take a 20 centimetre long thread. Make different shapes by joining the ends. Place on the squared sheet on the next page. 

find Out :

  1. How many squares are there in each shape?
  2. Which is the biggest shape?
  3. Which is the smallest shape?
  4. How long is the boundary of each shape?

  1. How many different shapes can you make by joining two squares? Draw them on the squared sheet given below. How long is the boundary of each shape?
  2. Try this activity with three squares also.

A square has a boundary of 12 cm.

  1. From the corner of this square, a small square of side 1 cm is cut off. Will the boundary of B be less or more? Find its length.
  2. If you cut a 1 cm square to get shape C, what will be the length of the boundary of C?
Square New shape

A hockey held is 91 metres 40 cm long and 55 metres wide. How long is the boundary of the held?


Now look for another table.

  1. Is this table bigger than the last table? Yes/No
  2. Make a guess how many Math-Magic books can be kept on this table.
  3. Check if your guess was correct.
    How many Math-Magic books could you keep?
  4. The difference between the sizes of the two tables is ______ books.

Look at the picture. Can you divide it into 4 equal pieces? Each piece should have the same number of squares.


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