Question

In a pair of concentric circles, the radii are _____________________

Answer 1

So it will be b proportional

Answer 2

Answer: b. proportional

In a pair of concentric circles, the radii are proportional.

Step-by-step explanation:

The concentric circles are circles that have same center.

We know that all the circles are similar to each other.

Also, if two shapes are similar then its dimensions is proportional.

Therefore, In a pair of concentric circles, the radii are proportional.