formula to find the perimeter of a sector
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Nahiabaat kabsskhssodidoosos
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Formula to find perimeter of the sector is
= l + 2r
where 'l' is the length of the minor arc AB.
Formula to find length of the arc is
l = θ/360° ⋅ 2∏r
Formula to find area of sector is
A = θ/360° ⋅ ∏r2 square units
or
A = rl / 2 square units
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