JEE MATHEMATICS MCQ: PROPERTIES OF TRIANGLES

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Application +4 | -1

The area of the segment of a circle of radius

a

subtending an angle of

2\alpha

at the centre is

View answer and explanation

Correct option: D

{a^2}\mathrm{\alpha }

The correct answer is

{a^2}\mathrm{\alpha }

because the area of the segment is calculated as the area of the sector minus the area of the triangle, which simplifies to

{a^2}\mathrm{\alpha }

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