Math, asked by vinisaurabh92, 1 year ago

An arc of a circle is of length 7 pi cm and the sector it bounds has an area of 28 pi cm2 .Find the radius of the circle

Answers

Answered by animeshtiwari2902
7

Area of sector = length of a sector multiply by radius / 2

28 = 7 into radius of the circle/ 2

= 28 into 2/7

= 4 into 2

= 8 cm

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