Question

the ratio of circumference and the diameter of a circle is 2 : 7. if if the length of the diameter of the circle is 2 metre 1 decimeter find its circumference ​

Answer 1

Answer:

the value of the circumference of the circle is 0.6meters

Answer 2

Step-by-step explanation:

Let the circumference be x

2:7=x:21 dm

2/7=x/21

7x=21*2

7x=42

x=42/7

x=6

Therefore, the circumference is 6 dm