Class 8 · Chapter 14
Area
Areas of quadrilaterals, circles, and composite figures.
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Ganita Prakash · Class 8 Part 2 (2026-27)
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Detailed theory
Average of parallel sides × height. Works because a trapezium can be split into a parallelogram and a triangle.
Key concepts & formulas
01
Trapezium: .
02
Parallelogram: .
03
Rhombus: .
04
Circle: ; circumference .
05
Composite: decompose into known shapes.