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NCERT Solutions for Class 5 Maths Chapter 11 – Areas and Its Boundary

Master perimeter and area with this Areas and Its Boundary Class 5 Maths question-answer guide. These NCERT Solutions for Chapter 11 explain how to measure the boundary and space inside shapes like squares and rectangles using simple steps. With real-life examples and easy explanations, students can clearly understand the difference between area and perimeter. Perfect for homework help and quick revision, this guide builds strong basics for exams.
authorImageNivedita Dar28 Feb, 2026
NCERT Solutions for Class 5 Maths Chapter 11 – Areas and Its Boundary

Finding the space inside a shape and the length of its edges is a basic part of school geometry. For many students, having a clear areas and its boundary class 5 maths question answer list makes homework much easier. This chapter uses fun stories and playground activities to explain how Area and Perimeter work in real life.

It is common for students to get confused between these two concepts. In simple terms, the boundary is like a fence around a garden, and the area is the actual ground where the grass grows. Our class 5 maths area and boundary question answer sets are designed in such a way that these complex, tricky logics become easy to understand for every child.

Areas and Its Boundary Class 5 Chapter Overview

In Chapter 11, the main goal is to learn how to measure the total size of different shapes. Students use square grids to find the area and add up all the sides to find the boundary length. This guide helps students finish their work with confidence by providing a simple area and its boundary class 5 question answer breakdown.

The textbook uses everyday examples, like comparing postcards or measuring a square field. These area and its boundary class 5 maths solutions turn those stories into simple math steps. This helps children develop better thinking skills while they are still in primary school.

Main Concepts to Remember:

  • Perimeter: The total length of the boundary of a closed figure.

  • Area: The total surface or region covered by a flat shape.

  • Standard Units: Measuring area in square centimetres and boundary in centimetres.

  • Grid Method: Counting squares to find the area of irregular shapes.

  • Important Formulas for Areas and Its Boundary Calculations

To solve math problems quickly during a class test, it helps to remember a few basic rules. These formulas are the base for any class 5 maths area and its boundary NCERT solutions and help you get the right answer every time.

Important Formulas for Areas and Its Boundary Calculations

To solve math problems quickly during a class test, it helps to remember a few basic rules. These formulas are the base for any class 5 maths area and its boundary NCERT solutions and help you get the right answer every time.

Rectangle Calculations

A rectangle has four sides, and the sides opposite each other are equal.

  • Boundary (Perimeter): 2 x (Length + Width)

  • Area: Length x Width

Square Calculations

A square is a shape where all four sides are exactly the same length.

  • Boundary (Perimeter): 4 x Side

  • Area: Side x Side

Areas and Its Boundary Class 5 Question Answer

Here are a few common problems from the textbook solved with easy steps. These area and its boundary class 5 answers follow the latest school patterns to help with daily assignments and exam revision.

Question: Whose Slice is Bigger?

Two friends bought "Aam Paapad" from a shop.

Slice A is 6 cm long and 5 cm wide.

Slice B is 11 cm long and 3 cm wide.

Solving for Slice A:

  • Area = 6 cm x 5 cm = 30 square cm.

Solving for Slice B:

  • Area = 11 cm x 3 cm = 33 square cm.

Result: Slice B is bigger than Slice A by 3 square cm (33 minus 30).

Question: The Postcard Grid

How many 1 cm squares can fit inside a postcard that is 14 cm long and 9 cm wide?

  • Area of the postcard = 14 cm x 9 cm = 126 square cm.

  • Since each small square is 1 square cm, exactly 126 squares will fit in the card.

Question: Log on a Number Grid

If a shape covers 4 full squares and 8 half squares on a grid, what is its total area?

  • Full squares: 4

  • Half squares: 8 half squares = 4 full squares

  • Total Area: 4 + 4 = 8 square cm.

Read More - NCERT Solutions for Class 5 Maths Chapter 1 The Fish Tale

Word Problems from Area and Its Boundary

Word problems are the most important part of this math chapter. Using a clear area and its boundary class 5 maths solutions method makes these questions much simpler to figure out.

The Fencing Question

A square field has a total boundary of 20 metres. How long is just one side of that field?

  • Given: Total boundary = 20 m.

  • Step: Since a square has 4 equal sides, we do 20 divided by 4.

  • Answer: Each side of the field is 5 metres long.

The Wire Rectangle

A thin wire 20 cm long is bent into a rectangle. If the width is 4 cm, what is the length?

  • Given: Boundary = 20 cm, Width = 4 cm.

  • Step 1: Half of the boundary is 10 cm (20 divided by 2).

  • Step 2: Length plus Width must equal 10 cm.

  • Step 3: Since Width is 4, the Length must be 6 cm (10 minus 4).

Table Exercises for Areas and Its Boundary Class 5 Maths Question Answer

Many students search for table-based class 5 maths area and its boundary question answer sets to complete their homework charts. Below is a solved example of a greeting card activity.

Card Owner

Length

Width

Boundary (Perimeter)

Area

Sany

10 cm

8 cm

36 cm

80 sq cm

Manav

11 cm

11 cm

44 cm

121 sq cm

Kabir

12 cm

10 cm

44 cm

120 sq cm

This table proves that Manav and Kabir have the same boundary length, but their areas are different. This is a common point that our area and its boundary class 5 maths solutions help clear up.

Practical Activities: Areas and Its Boundary Class 5 Maths Question Answer

One interesting activity in the book is making the longest belt. This teaches us that shapes with the same area can have different boundaries. This is a vital concept in area and its boundary class 5 maths solutions.

If you take a sheet of paper and cut it into different strips:

  • A wide belt will be short in length and have a small boundary.

  • A very thin belt will be very long and have a huge boundary.

  • Both belts use the same amount of paper (same area).

This experiment explains why a square and a very long, thin rectangle can cover the same amount of space, even though their boundaries are completely different.

Read More - NCERT Solutions for Class 5 EVS Chapter 5 Seeds and Seeds

Scoring Tips for Areas and Its Boundary Chapter

To excel in school tests, students should practice drawing shapes on squared paper. This visual aid makes the area and its boundary class 5 answers more intuitive and easy to remember.

  • Count the Squares: For irregular shapes, count every full square as 1 and every half square as 0.5.

  • Check the Units: Always write "cm" for boundary and "sq cm" for area to avoid losing marks.

  • Formula Practice: Write down the formula before solving the question to ensure accuracy.

  • Daily Comparison: Find objects in your house like a book or a mobile phone and try to calculate their area.

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NCERT Solutions for Class 5 Maths Chapter 11 FAQs

What is the difference between area and boundary?

Area is the space inside a shape, while the boundary (perimeter) is the length of the outer edge. In our areas and its boundary class 5 maths question answer guide, we multiply for area and add sides for the boundary.

How do I find the area of a square in Class 5?

You find it by multiplying the side by itself. For example, if a side is 4 cm, the area is 4 x 4 = 16 sq cm. This is a basic area and its boundary class 5 maths solution.

Can two shapes have the same area but different boundaries?

Yes. A very long and thin rectangle can cover the same area as a square but will have a much longer boundary.

What units are used for area?

In class 5 maths area and its boundary question answer sets, we usually use square centimetres (sq cm) or square metres (sq m).

How do I find the boundary of a rectangle?

The easiest way is to add the length and width together and then multiply that total by 2. This is used in most areas and its boundary class 5 answers.
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