Question

A. Find the circumference of a circle whose diameter is:
10cm​

Answer 1

Answer:

d=10

r=5

So circumference=2πr

=2*22/7*5

=220/7

since we cannot divide 220/7 so answer is 31³/7

Answer 2

d=r/2

=10/2

=5 cm

$circumference =2\pi \: r$

=2×22/7×5

=220/6

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