Math, asked by rahil12346, 11 months ago

The Perimeter of a sector of a Circle of are 25sq.cm is 20 cm. Find the area of a sector.​

Answers

Answered by excellentexclusive
3

Step-by-step explanation:

area of a circle =2*pi*r=25*pi

r=25/2

p of a sector =2*l/r=20

2*l/(25/2)=20

l=125

area =r*l*2

(25/2*125)=

3125/2

781.25cm ^2

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