हिंदी

How much lace will be used in 3 such table cloths? - Mathematics

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प्रश्न

How much lace will be used in 3 such table cloths?

योग
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उत्तर

For 1 table cloth requirement of lace = 4m

Therefore, for 3 table cloth requirement of lace = 4m × 3 = 12m

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Fields and Fences
  क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
अध्याय 13: Fields and Fences - Exercises [पृष्ठ १५२]

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एनसीईआरटी Math - Magic [English] Class 4
अध्याय 13 Fields and Fences
Exercises | Q 6 | पृष्ठ १५२

संबंधित प्रश्न

Rahmat needs to find the length of the boundary of the field.

Can you find it from this picture? See the length of each side written near it.


Ganpat thanked Rahmat and started fencing his own field. But he needed to get more wire.

How long is the boundary of Ganpat’s 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


Ganpat’s wife works in a tailor’s shop. She has to fix lace around a table cloth.

She bought a 100 metre roll of lace.

Look at the picture of the table cloth and tell how much lace is used for one table cloth.


How much lace will be left in the roll?


Find out the length of the boundary of these shapes. (Hint: You can use a thread)

Now count the squares to find out : 

  1. How many squares are there in each shape?
  2. Which shape covers the least number of squares?
  3. Which shape covers the most number of squares?

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?

  1. Which is the biggest leaf in this picture?
  2. Collect some leaves from the
    garden. Place each of them here on this squared sheet. Trace out their edges and check how many squares there are in each leaf.
  3. Which is the biggest leaf?
  4. Which is the smallest leaf?

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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