Question

please amswer this its urgent ​

Answer 1

circumference of a circle = 2*pi *r

diameter, d =2× radius,r

=pi ×d

=3.14×10 =31.4cm

Answer 2

circumference of circle = 2

2 pie r

diameter = 10

radius = d/2

=10/2

=5cm

= 2× 3.14×5

=31.5 cm

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