Proof of Area of sector =1/2 r²θ | Sector Area formula =1/2 r² theta | sector of circle =1/2r^2θ
In this vedio I have proved the Area of sector of circle = 1/2 r²rθ, How to proof that Sector Area of circle is equal to 1/2 square of radius into theta Maths class 9th new course National book foundation based on single national curriculum 2024 Fedral board Islamabad.
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