Question

An arc of a circle is of length 5 cm and the sector it bounds has an area of 207 cm. The



radius of circle is

Answer 1

Hey mate...

Here is your answer-

_______

let,

length of Arc ( l ) = 5cm
Area of sector ( A ) = 207 cm

By using formula ___
( the relation between length of Arc and area of sector )

A = 1/2 lr

207 = 1/2 × 5 × r

r = 207 × 2 / 5

r = 414 / 5

r = 82.8 cm

Therefore, the radius of circle is 82.8cm

__________

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