Question

What’s the circumference of circles

Answer 1

$\qquad\qquad\huge\underline{{\sf Answer}}♨$

Circumference of circle is :

$\qquad \tt \dashrightarrow \:\pi d$

where,

• d = diameter of circle

$\qquad \sf \dashrightarrow \:c = 20 \pi \: \: cm$

Now, let's plug approximate value of pi

$\qquad \sf \dashrightarrow \:c = 20 \times 3.14\: \:$

$\qquad \sf \dashrightarrow \:c = 62.8 \: \: cm$

Answer 2

Answer:

62.83185

Step-by-step explanation:

C=2πr=2·π·10≈62.83185