NCERT Solutions for Class 9 Maths Chapter 8 – Quadrilaterals
A Quadrilateral has four-sides, it is 2-dimensional (a flat shape), closed (the lines join up), and has straight sides.
Characteristics of a Quadrilateral
- A quadrilateral has 4 sides, 4 angles and 4 vertices.
- A quadrilateral can be regular or irregular.
- The sum of all the interior angles of a quadrilateral is 360 degree.
Properties of Parallelogram
There are six important properties of parallelograms to acknowledge:
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