Question

if the radius of circle is 19 cm find the area

Answer 1

$area \: of \: a \: circle \: = \pi \: r ^{2} \\ given \: radius \: is \: 19cm$

then area =22/7 ×19×19

=1134.5 cm2

Answer 2

Answer:

area=pai×r2

area=22/7×19×19

area=7942/7

area=1134.57