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1800-102-2727Class 8 Maths Chapter 3: The chapter likewise covers various polygons and contains four exercises that help the students in understanding these shapes appropriately. The arrangement of quadrilaterals is dependent on the nature of its sides or angles.
Polygons
A closed curve consisting of only line segments is called a polygon. The sides of a polygon never cross each other.
Classification of Polygons based on the Number of Sides
Diagonals
Diagonals are the line segments connecting two non-consecutive vertices of a polygon.
Polygons based on Shape
Polygons based on Regularity
The sum of all the inner angles of a polygon equals to [(n−2) ×180°], where n refers to the number of sides. The sum of all the external angles of a polygon equals to 360°.
Parallelogram
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A. NCERT solutions provide topic-wise solutions of the chapters, that help the students to prepare for their exams and understand each topic nicely. The basic concepts are cleared by providing step-by-step methods. Mathematics of class 8 is fundamental and challenging, so it is essential to have a solution handy. Aakash even provides some new methods and techniques to solve the problems which make the studies easier.
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