NCERT Solutions for Class 7 Maths Chapter 11 Perimeter and Area (EX 11.4) Exercise 11.4
Class 7 lays the groundwork for higher levels. As a result, it is an essential class in a student’s life. Only class learning is insufficient in today’s fast-paced world of strong competition. Students should do self-study, acquire all ideas and theories, and understand how to apply the theories in everyday life. Extramarks guides students in achieving their objectives and learning more effectively. The NCERT Solutions Class 7 Maths Chapter 11 Exercise 11.4, developed by specialists, includes all of the Class 7 Maths Chapter 11 Exercise 11.4 Solution. The NCERT Solutions Class 7 Maths Chapter 11 Exercise 11.4 are designed in such a way that students can learn and grasp all of the ideas. The language is basic, grade-appropriate, and simple to follow.
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NCERT Solutions for Class 7 Maths Chapter 11 Perimeter and Area (EX 11.4) Exercise 11.4
Extramarks provides the NCERT Solutions Class 7 Maths Chapter 11 Exercise 11.4 with a PDF Download option. The NCERT Solutions Class 7 Maths Chapter 11 Exercise 11.4 provides a complete method for mastering all of the chapter’s themes. For CBSE students studying for examinations, the NCERT Solutions Class 7 Maths Chapter 11 Exercise 11.4 are regarded as the finest option. This chapter contains several exercises. Extramarks provides the NCERT Solutions Class 7 Maths Chapter 11 Exercise 11.4 in PDF format on its website. Students may study the NCERT Solutions Class 7 Maths Chapter 11 Exercise 11.4 directly from the Extramarks website or mobile application, or they can download it as needed.
NCERT Solutions for Class 7 Maths Chapter 11 Perimeter and Area Exercise 11.4
NCERT Class 7 Mathematics, Chapter 11: Perimeter and Area- This chapter describes the Perimeter and Area of planar figures in depth. The first part of the section is dedicated to Squares and Rectangles. The Area of Parallelograms and Triangles is then calculated using formulae. Circles are described in the second half of the chapter, and students will learn about the Circumference and Area of Circles
The chapter concludes with unit conversion and application-based questions. One can learn how to convert or write one unit in terms of another. Furthermore, because students have learned about multiple formulas, their application becomes vital in situations where more than one formula might be used in the same subject. The NCERT Solutions for Class 7 Maths, Chapter 11, Exercise 11.4 assists students in quickly and easily learning a wide range of ideas.
There are lots of important formulas in NCERT Solutions Class 7 Maths Chapter 11 Exercise 11.4. These formulas will help while practising questions with help of the NCERT Solutions Class 7 Maths Chapter 11 Exercise 11.4
The perimeter of a square
= 4 × side
Perimeter of a rectangle
= 2 × (length + breadth)
Area of a square
= side × side
Area of a rectangle
= length × breadth
Area of a parallelogram
= base × height
Area of a triangle
= ½ × base × height
Circumference of a circle
Area of a circle
Extramarks’ NCERT Solutions for Class 7 Maths, Chapter 11, Exercise 11.4 provides answers to all questions as well as assistance in understanding concepts.For students who prefer self-study, the PDF of solutions is strongly suggested. If students still have doubts, Extramarks offers doubt sessions to assist them in resolving these doubts.
NCERT Solutions Class 7 Mathematics Chapters List
The first chapter of NCERT Class 7 Mathematics has four tasks. It covers the fundamental notion of Integers as well as the methods for Adding, Subtracting, Multiplying, and Dividing Integers and their characteristics. This chapter discusses Positive and Negative Integer Multiplication as well as the Multiplication of two Negative Integers.
Chapter-2 Fractions And Decimals
This chapter lays the groundwork for Fractions and Decimals. It not only exposes students to the notion of Fractions and Decimals but also provides a thorough understanding of the entire topic. The chapter teaches students how to add, subtract, multiply, divide, and reciprocate Fractions and Decimals. It goes over other Multiplication concepts in depth, such as Multiplication of Fraction by a Fraction, Division of Fraction by a Fraction, Multiplication of Decimal Numbers, Multiplication of a Fraction by a Whole Number, Division of a Whole Number by a Fraction, Division of Fraction by a Fraction, Division of Fraction by a Fraction, and Division of Decimal Numbers.
Chapter-3 Data Handling
This chapter discusses data collection and organisation, as well as the usage of Bar Graphs for various reasons and the concepts of Mean, Median, and Mode. Arithmetic Mean and Mode of Large Data, as well as Chance and Probability, are taught to students.
Chapter-4 Simple Equations
Students study the definition of Equations and the numerous methods for solving Equations in this chapter. This chapter also teaches students how to create equations from solutions and how to apply simple equations to actual problems.
Chapter-5 Lines And Angles
This chapter covers a variety of Angle types, including Complementary Angles, Supplementary Angles, Adjacent Angles, Linear Pairs, and Vertically Opposite Angles. It discusses the concepts of Lines and Pairs Of Lines, such as Intersecting Lines, Transversals, Angles formed by a Transversal, and Transversal of Parallel Lines. Students will also learn how to check for Parallel Lines.
Chapter-6 The Triangle And Its Properties
This chapter exposes students to several sorts of Triangles, including the Equilateral Triangle, Isosceles Triangle, and Right-Angled Triangle. It also covers the Medians and Altitudes of a Triangle, Sums of the Lengths of Two Sides of a Triangle, the Angle Sum Property of a Triangle, Angle and its property, and the Pythagoras Property.
Chapter-7 Congruence Of Triangles
This chapter is a continuation of the preceding one. It is concerned with the Congruence of Numerous Triangles, as well as the Congruence of Plane Figures, Line Segments, and Angles. It goes over the requirements for Triangle Congruence.
Chapter-8 Comparing Quantities
This chapter teaches students how to compare amounts using Percentages, as well as how to convert Fraction Numbers into Percentages, Decimals to Percentages, Percentages to Fractions or Decimals, Ratios to Percentages, and Percentages to “How Many.” It also summarises Equivalent Ratios and teaches students how to represent an increase or decrease and Profit or Loss as Percentages and interpret Percentages.
Chapter-9 Rational Numbers
Students study the concept and importance of Rational Numbers, Positive and Negative Rational Numbers, and Rational Number Operations such as Addition, Subtraction, Multiplication, and Division. It also teaches students how to compare Rational Numbers as well as the Rational Numbers that exist between two Rational Numbers. It includes a visual depiction of Rational Numbers on a number line as well as instructions on how to recognise them.
Chapter-10 Practical Geometry
NCERT Grade 7 Mathematics, Chapter 10: Practical Geometry: This chapter teaches the fundamentals of drawing parallel lines and constructing triangles.The chapter discusses the creation of a line parallel to a given line that passes through a location that is not on the line. A well-labelled diagrammatic exposition of the topic is provided.
Chapter-11 Perimeter And Area
This chapter teach students how to find the Length, Width, and Area of Squares, Rectangles, the Circumference and Area of a Circle, the Area of a Parallelogram and Triangle, and their Applications, as well as Unit Conversion. It also shows Triangles as parts of Rectangles and generalises to other congruent Rectangles parts. To properly understand the material, students must refer to the NCERT Solutions Class 7 Maths Chapter 11 Exercise 11.4.
Chapter-12 Algebraic Expression
In this chapter, students will study how expressions are constructed as well as expression terminology such as Like and Unlike terms.Students also learn how to discover the value of an expression, how to use formulas and rules in Algebraic Expressions, and how to add and subtract Algebraic Expressions. It is concerned with, as well as other Algebra concepts such as Monomials, Binomials, Trinomials, and Polynomials.
Chapter-13 Exponents And Power
This chapter introduces students to the concept of Exponents and the principles that govern them. It covers Multiplying and Dividing Powers with the Same Base, the Decimal Number System, Taking Power of a Power, and the Standard Form Expression of Large Numbers. This chapter contains Miscellaneous Examples Using Exponent Laws.
The chapter will explain what Lines of Symmetry signify for a figure. It goes over the Lines of Symmetry for Regular Polygons, Line Symmetry, and Rotational Symmetry in great depth.
Chapter-15 Visualising Solid Shapes
This chapter provides an overview of Plane Figures and Solid Figures. It also assists students with visualising and understanding the faces, edges, and vertices of forms, as well as different ways to observe distinct areas of an item by cutting or slicing or shadow play. It shows a graphical depiction of various forms and nets for constructing 3-D shapes. Students must sketch solids on a level surface using Oblique Sketches, Isometric Sketches, and Visualising Solid Objects in this chapter. The NCERT Solutions Class 7 Maths Chapter 11 Exercise 11.4 for Class 7th Math 11.4 are chosen by experts to cover all of the important concepts.
The NCERT Solutions Class 7 Maths Chapter 11 Exercise 11.4 Perimeter and Area are given in simple PDF format on the Extramarks’ official website. Unit conversion and applications are included in the NCERT Solutions for Class 7 Maths, Chapter 11, Exercise 11.4.Students have probably seen applications like this in real life, such as in gardens or parks, where some space is left all around in the shape of a path or in between as cross paths.Students may improve their Mathematics scores by working through the NCERT Solutions Class 7 Maths Chapter 11 Exercise 11.4.
Students are advised to use the solved examples inthis part to develop a better understandingof unit conversions and how they are used in computations. Furthermore, the solved examples in the NCERT Solutions Class 7 Maths Chapter 11 Exercise 11.4, will give additional information and ideas for problem-solving approaches. A full understanding of ideas is required for studying; as a consequence, a review of prior subjects will always give more insight into deciding the best strategy to tackle any of the problems.
By studying the NCERT Solutions Class 7 Maths Chapter 11 Exercise 11.4, students can improve their theoretical and practical knowledge. The NCERT Solutions Class 7 Maths Chapter 11 Exercise 11.4 includes every question from the Maths Class 7 Chapter 11 Exercise 11.4. In addition to the solutions, there are ideas and tips in these tools, that would make responding to inquiries easier. Students can acquire the NCERT Solutions Class 7 Maths Chapter 11 Exercise 11.4 in PDF format from Extramarks. The NCERT Solutions Class 7 Maths Chapter 11 Exercise 11.4 covers all topics related to sound and those covered in the curriculum.
NCERT Solutions for Class 7 Maths Chapter 11 Perimeter and Area Exercise 11.4
When calculating the Area and Perimeter of figures, students will come across a variety of units. The NCERT Solutions Class 7 Maths Chapter 11 Exercise 11.4, shows how to convert units when it comes to the area since the area is expressed in the unit square, such as cm2, m2, and so on. Students should be comfortable converting length from one unit to another; similarly, they will become acquainted with converting area units. The NCERT Solutions Class 7 Maths Chapter 11 Exercise 11.4, has solutions, some of which include two figures overlapping and students being asked to calculate the Area and Perimeter of the overlapping or non-overlapping areas.
When dealing with unit conversion, students will notice that converting the area into a smaller unit, such as metres to centimetres or centimetres to millimetres, results in a larger number of units, such as 1000cm2 resulting in 100000mm2. There are 11 questions in Class 7 Math Chapter 11 Exercise 11.4 and the NCERT Solutions Class 7 Maths Chapter 11 Exercise 11.4 contains accurate solutions for every question.
Mathematics is one of the most important courses for students of all grades. It is critical to raising the student’s overall grade. The Mathematics syllabus is extremely lengthy, and many students struggle to follow the procedures and ideas. Students are perplexed by the extensive syllabus. However, with the NCERT Solutions Class 7 Maths Chapter 11 Exercise 11.4, each step of the solution is carefully described to assist students to obtain a comprehensive understanding of the issue they are confronted with. The NCERT Solutions Class 7 Maths Chapter 11 Exercise 11.4 enables students to grasp each concept.Students can use this strategy to answer any question from Class 7 Maths Chapter 11 Exercise 11.4.
Students find it difficult to determine the proper approach and apply methods in Mathematics. Mathematics self-study can be time-consuming and frustrating. Students must have a thorough comprehension of the ideas and formulas. The NCERT Solutions Class 7 Maths Chapter 11 Exercise 11.4 assists in alleviating the load. Extramarks gives prepared solutions, and each chapter is meticulously separated into several portions. Step-by-step answers are offered for each subject, guaranteeing students have a better grasp and achieve higher grades.
Q.1 A garden is 90 m long and 75 m broad. A path 5 m wide is to be built outside and around it. Find the area of the path. Also find the area of the garden in hectare.
Q.2 A 3 m wide path runs outside and around a rectangular park of length 125 m and breadth 65m. Find the area of the path.
Q.3 A picture is painted on a cardboard 8 cm long and 5 cm wide such that there is a margin of 1.5 cm along each of its sides. Find the total area of the margin.
Q.8 Pragya wrapped a cord around a circular pipe of radius 4 cm (adjoining figure) and cut off the length required of the cord. Then she wrapped it around a square box of side 4 cm (also shown). Did she have any left? (π = 3.14)
Q.9 The adjoining figure represents a rectangular lawn with a circular flower bed in the middle. Find:
(i) the area of the whole land
(ii) the area of the flower bed
(iii) the area of the lawn excluding the area of the flower bed.
(iv) the circumference of the flower bed.
Q.10 In the following figures, find the area of the shaded portions: