Keerthana
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The radius of a circle is 14 cm. what is area of another circle having radius 1.5 times of the actual circle?

a

1296 cm2

b

1386 cm2

c

1352 cm2

d

1485 cm2

e

1276 cm2

Answer : Option B
Explanation :

radius of second circle = 1.5×14=21 cm

Required area of circle = πr2=227×21×21pi {r^2} = frac{{22}}{7} imes 21 imes 21

=1386 cm2

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