define sector of a circle.................
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15
Answer:
the region enclosed by an arc of a circle and it's two bounding radii is called a sector of the circle.
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Sector of circle - area of the circle which is enclosed by two radii and an arc.
Here,
Area of sector = 1/2 r^2∅
r is the radius of that circle.
smaller area => minor sector
larger area => major sector
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