The large stones of Stonehenge are arranged in a circle about 30 meters in diameter. What is the radius?

The radius is just the diameter split in half, so r = 15 meters.

Explanation:

D = 30

30/2 = 15

r = 15

answer: c

because if you look at the chart you can see a pattern and compare it to the question he simplify out your

but i think the formula is f(x)=6x

10/60

step-by-step explanation:

if you divide 10 by 60 the answer is 0.166666 while if you divide or solve the other problems it equals 0.6