Find the circumfrence and the area of a circle whose diameter is 60 – InterviewSolution

1.

Find the circumfrence and the area of a circle whose diameter is 60

Answer»

circumstance=2.pie.r

r=diameter /2

r=60/2

r=30unit

circumstance=2×22/7×30

=1320/7

=188.57unit

Area=pie.r^2

=22/7×30×30

=19800/7

=2828.57unit^2

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