TOPICS
Formulae
Area & Circumference :-
1. Circumference of Circle = 2πr
2. Area of Circle = πr²
3. Area of the sector of angle θ = θ/360 x πr²
4. Length of an arc of a sector of angle θ = θ/360 x 2πr
5. Area of segment of a circle = Area of the corresponding sector – Area of the corresponding triangle.
    
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