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Class 8 NCERT Solutions Maths Chapter 11 - Mensuration

How to calculate the perimeter of a square or a rectangle? How to compute the area of a pentagon? Learn by practising the NCERT Solutions for CBSE Class 8 Mathematics Chapter 11 Mensuration at TopperLearning. When you practise the expert solutions, you understand the ways to apply the techniques to find the area of real objects.

With the CBSE Class 8 NCERT solutions for this Maths chapter, you can learn the way to find the surface area of cubes and cuboids too. For commonly asked chapter-specific questions and expert answers, visit the ‘UnDoubt’ section on our study platform.

Mensuration Exercise Ex. 11.1

Solution 1

Solution 2

Solution 3

Solution 4

Solution 5

Mensuration Exercise Ex. 11.2

Solution 1

Solution 2


Solution 3

Solution 4

Solution 5

Solution 6

Let the length of the other diagonal of the rhombus be x.

A rhombus is a special case of a parallelogram.

We know that,

Area of a parallelogram = Base × Height

Area of a rhombus = 5 × 4. 8 = 24 cm2

Also, Area of a rhombus =

24 =

x =

Thus, the length of the other diagonal of a rhombus is 6 cm.

 

Solution 7

Solution 8

Solution 9

Solution 10


Solution 11

Mensuration Exercise Ex. 11.3

Solution 1

Solution 2

Solution 3

Solution 4

Solution 5

Solution 6

Solution 7

Solution 8

Solution 9

Solution 10

Mensuration Exercise Ex. 11.4

Solution 1

Solution 2



Solution 3


Solution 4

Solution 5

Solution 6

Solution 7

Solution 8

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