Question

Who will need the longest wire for fencing?
a fez​

Answer 1

Answer:

Chumki, Jhumri and Imran need wire to make a fence. Who will need the longest wire for fencing? It is clear that Chumki and Imran need the longest and equal wires to fence their lands.

Answer 2

Answer:

Parth and Gini bought aam paapad (dried mango slice) from a shop. Their pieces looked like these.Both could not make out whose piece was bigger.

NCERT Solutions for Class 5 Maths Chapter 11 Area and Its Boundary Page 146 Q1

1.Suggest some ways to find out whose piece is bigger. Discuss.

Ans. To decide whose piece is bigger following ideas can be used.

Idea 1: First of all let us cut the piece B as shown here.

NCERT Solutions for Class 5 Maths Chapter 11 Area and Its Boundary Page 146 Q1.1

Now, put the first and second parts over the piece A.

Conclusion: It is observed that the first and second parts exactly cover the piece A. But the third part is remaining which shows that part B is bigger than part A. ,

Idea 2: We can divide the pieces A and B into 1 cm squares in the following way.

NCERT Solutions for Class 5 Maths Chapter 11 Area and Its Boundary Page 146 Q1.2

Now, let us count the number of small boxes in each piece. There are 30 boxes in piece A.

There are 33 boxes in piece B.

So, piece B is bigger than piece A.

Step-by-step explanation:

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