Question

radius of circle is 3.5 CM. calculate it's circumference ​

Answer 1

Answer:

circumference = 22

Step-by-step explanation:

circumference =2

$2\pi \times radius$

.

Answer 2

Answer:

radius = 3.5

circumference of circle = 2 pi r

2 × 22/7 × 3.5

2 × 22 × 0.5

1 × 22

22 cm