Chapter 3 of 5
Concept Maps
Understanding Quadrilateral — Concept Maps
Gujarat Board · Class 8 · Mathematics
3 concept maps of Understanding Quadrilateral for Gujarat Board Class 8 Mathematics, each also written out as a text outline.
45 questions5 formulas & key relations5 concepts
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3 Concept Maps
Classification of Quadrilaterals
The map in words
- Quadrilaterals
- Trapezium
- One pair parallel sides
- Isosceles Trapezium
- Non-parallel sides equal
- Kite
- Two pairs consecutive equal sides
- Diagonals perpendicular
- Not a parallelogram
- Parallelogram
- Both pairs opposite sides parallel
- Opp sides equal
- Opp angles equal
- Adjacent angles supplementary
- Diagonals bisect each other
- Rhombus
- All sides equal
- Diagonals perpendicular bisectors
- Rectangle
- All angles 90 degrees
- Diagonals equal
- Square
- All sides equal
- All angles 90 degrees
- Diagonals equal and perpendicular
- Trapezium
Classification of Quadrilaterals
The map in words
- Quadrilaterals
- Trapezium
- One pair parallel sides
- Isosceles trapezium
- Kite
- Two pairs adjacent equal sides
- Perpendicular diagonals
- Parallelogram
- Both pairs opposite sides parallel
- Opposite sides equal
- Opposite angles equal
- Adjacent angles supplementary
- Diagonals bisect each other
- Rhombus
- All sides equal
- Perpendicular diagonals
- Rectangle
- All angles 90 degrees
- Equal diagonals
- Square
- All sides equal
- All angles 90 degrees
- Equal perpendicular diagonals
- Trapezium
Chapter Overview – Understanding Quadrilaterals
The map in words
- Quadrilaterals
- Polygons
- Simple Closed Curve
- Convex Polygon
- Diagonals inside
- Concave Polygon
- Diagonal goes outside
- Regular Polygon
- Equilateral AND Equiangular
- Triangle 3 sides
- Square 4 sides
- Hexagon 6 sides
- Exterior Angles
- Sum Always 360 degrees
- Each angle of regular polygon
- 360 divided by n
- Number of sides
- 360 divided by each angle
- Types of Quadrilaterals
- Trapezium
- One pair parallel sides
- Isosceles Trapezium
- Kite
- Two pairs adjacent equal sides
- Diagonals perpendicular
- Parallelogram
- Both pairs opposite sides parallel
- Rhombus
- All sides equal
- Diagonals perpendicular bisectors
- Rectangle
- All angles 90 degrees
- Diagonals equal
- Square
- All sides equal
- All angles 90 degrees
- Diagonals equal AND perpendicular
- Trapezium
- Parallelogram Properties
- Opposite sides equal
- Opposite angles equal
- Adjacent angles sum 180 degrees
- Diagonals bisect each other
- Polygons
Explore these maps interactively
Explore DiagramsFrequently Asked Questions
What are the important topics in Understanding Quadrilateral for Gujarat Board Class 8 Mathematics?
Key topics in Understanding Quadrilateral include Polygons – Basic Concepts, Sum of Exterior Angles of a Polygon, Types of Quadrilaterals, Properties of a Parallelogram. Study these first, then practise questions on each for Class 8 exams.
What do the concept maps for Understanding Quadrilateral show?
The 3 maps show how the ideas in Understanding Quadrilateral connect: Classification of Quadrilaterals; Classification of Quadrilaterals. Each map is also written out as an outline on this page.
How should I revise Understanding Quadrilateral for Class 8 exams?
Learn the core ideas first, then work through the 45 practice questions on Understanding Quadrilateral. Revise definitions regularly and use flashcards for quick recall before the exam.
Sources & Official References
Content is aligned to the official syllabus. Refer to the board website for the latest curriculum.
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