Question

TRIGONOMETRY what is the formula of perimeter of sector of circle?

Answer 1

Hey mate !!

Here's the answer !!

Perimeter of sector = Sum of all sides.

We know that sector has radius and arc length as sides. Hence,

Perimeter = Radius + Radius + Arclength

=> Perimeter = 2 Radius + Arclength

Hope my answer helps !!

Cheers !!

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Answer 2

hey..!

here the ans is..____

the formula of perimeter of sector of circle is...

perimeter of sector = radius +radius + arc length
perimeter of sector =2 radius + arc length 

           arc length is  calculated using the relation: ..
arc length = radius × central angle..

∴ 
 perimeter of  sector=2 radius + ( radius × central angle)

hope my ans helps u dear..

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             @shuzu...   :-)