In a pair of concentric circles, the radii are
a. equal
b. proportional
c. similar

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.

hi there! my name is zalgo and i am here to you out today. the answer is pretty simple (in a way). this equation equals to 25.2!

i hope this answer !

"stay and stay proud! " - zalgo

dalila is incorrect. the whisker on the left is very long, going all the way out to 5. the whisker goes from 5 to 30, so it has a spread of 25. the rest of the box plot values are closer together, so 5 is an outlier