Q. 11 F5.0( 1 Vote )

# Select a proper option (a), (b), (c) or (d) from given options and write in the box given on the right so that the statement becomes correct:The length of an arc subtending an angle of measure 60 at the centre of a circle whose area is 616 is ……….A. B. 66C. D. 33

Answer :

Area of circle = 616cm2

πr2 = 616

r2 = 196

r = 14 cm

Given θ = 60o

area of the minor sector =

=

=

= cm2

So, option(c) is the correct answer.

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