Question

If the perimeter of the circle is 48cm and the angle of the sector is 72°.Find the area of the sector​

Answer 1

Answer:

given radius π=10cm central angle

sector =72⁰,π=3.14

area of sector = 72⁰/360⁰×π r²

=72⁰/360⁰×3.14×10×10

=72×314/360 ans