What is the length of R if R equals the product of 1.155 in the radius of the inside circle

Answer: 2 times pi times the radius.

The radius is 1.155.

So the answer you will get is 7.25.

the answer would be 7.3 if you want to round it up.

Step-by-step explanation:

If you want to make the pi into your calculator just press shift and press the bottom middle where it has the x10x sign. That is how you get pi.