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The formula for the perimeter of a sector of a circle is 2* radius of the circle + lenght of the arc.
= 2r+l

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Yours, Jahnavi.
2 5 2
and length of the arc can be calculated by the formula theta / 360* 2* pi*r
edit there only na
no edit option available Prajwal
2r + theta    ×2πr  is the formula for perimeter of sector
1 5 1
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