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Students have learnt that for a closed plane figure, the perimeter is the distance around its boundary and its area is the region covered by it. Students also learnt that the area and perimeter of various plane figures such as triangles, rectangles, circles etc. to find the area of pathways or borders in rectangular shapes. In NCERT Grade 8 Mathematics Chapter 11, Mensuration, an attempt to try to solve problems related to perimeter and area of other plane closed figures like quadrilaterals. Students will also learn about surface area and volume of solids such as cube, cuboid and cylinder.
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Introduction to Mensuration, Revision of previous lessons, Area of Trapezium, Area of a General Quadrilateral, Area of special quadrilaterals, Area of a Polygon, Solid Shapes, Surface Area of Cube, Surface Area of Cuboid and Cylinder, Volume of Cube, Volume of Cuboid and Cylinder, Volume and Capacity are some of the basic concepts learnt in this chapter.Â A relationship between different geometrical shapes is successfully established through the learning of this chapter. The students also learn to apply mathematical formulas while dealing with geometry in this chapter.
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New concepts, interesting problems, solved and unsolved examples and simple language, make NCERT Grade 8 Mathematics Chapter 11, Mensuration interesting and fun to learn. Get 100 percent accurate NCERT Solutions for Class 8 Maths Chapter 11 (Mensuration )solved by expert Maths teachers. We provide step by step solutions for questions given in class 8 maths text-book as per CBSE Board guidelines from the latest NCERT book for class 8 maths. The topics and sub-topics in Chapter 11 Mensuration are given below.
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Ex 11.1 - IntroductionÂ
Ex 11.2 - Let us Recall
Ex 11.3 - Area of Trapezium
Ex 11.4 - Area of a General Quadrilateral
Ex 11.4.1 - Area of special quadrilaterals
Ex 11.5 - Area of a Polygon
Ex 11.6 - Solid Shapes
Ex 11.7 - Surface Area of Cube, Cuboid and Cylinder
Ex 11.7.1 - Cuboid
Ex 11.7.2 - Cube
Ex 11.7.3 - Cylinders
Ex 11.8 - Volume of Cube, Cuboid and Cylinder
Ex 11.8.1 - Cuboid
Ex 11.8.2 - Cube
Ex 11.8.3 - Cylinder
Ex 11.9 - Volume and Capacity
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We cover all exercises in the chapter given below:-
EXERCISE 11.1 - 5 Questions with Solutions
EXERCISE 11.2Â - 11 Questions with Solutions
EXERCISE 11.3Â - 10 Questions with Solutions
EXERCISE 11.4 - 8 Questions with Solutions.
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Other than given exercises, you should also practice all the solved examples given in the book to clear your concepts on Mensuration. You can also download the free PDF of Chapter 11 Mensuration Â and take the print out to keep it handy for your exam preparation.
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