Question

3. Find the perimeter of sector, whose length of arc is 21.5cm and radius is 3cm.​

Answer 1

perimeter of sector = 2r+@/3602πr

=6+21.5

=27.5cm

Hey mate here is your answer

Hope this helps

Answer 2

Heya friend,

Given :-

r = 3cm

l = 21.5cm

To find :-

Perimeter of a sector is 2r + l

P = 2(3) + 21.5

P = 6 + 21.5

P = 27.5cm

Thanks