Class 8 Maths – Chapter 3
Understanding Quadrilaterals

NCERT Notes | Simple Explanation | Exam Ready

 What is a Quadrilateral?

A quadrilateral is a closed figure made by joining four line segments.

• It has 4 sides
• It has 4 vertices
• It has 4 angles

🟢 Types of Quadrilaterals

• Square
• Rectangle
• Parallelogram
• Rhombus
• Trapezium
• Kite

📐 Angle Sum Property

The sum of all interior angles of a quadrilateral is:

360°

🔷 Properties of a Parallelogram

• Opposite sides are equal
• Opposite angles are equal
• Diagonals bisect each other

⭐ Exam Tip for Kids

Remember: Quadrilateral = 360°
This question is asked very often in exams.