Question

The of are perimeter of a sector of a circle area 25π Sq cm is 20cms, find the arc length​

Answer 1

Answer:

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Answer 2

Answer:

10 cm

Step-by-step explanation:

We have,

Area of a circle = r²*pie

here,

r²*pie =25* pie

r²=25 r=5

Now,

perimeter of the sector = 20 cm

so, length of the arc of the sector = perimeter of the sector -2*radius

=20 cm - 2*5 cm = 20 cm - 10 cm

=10 cm

Thank you for the question