Circumference = 2

r
r = 12.5
2 *

* 12.5 ~ 78.540
The answer is about 78.540
A) 22.5 cm, 30 cm, and 37.5 cm
Divide 90 by 12 and multiply by three to check if any triplet has the answer in it. In this case only A
Answer:
i can't explain how but the answer is:
3.98 * 10^8
Answer:
4 1/4
Step-by-step explanation:
you have to find a equal denominator then simplify
X = the $5 per person, I'm not exactly sure because the problem seems kind of weird, but I think the x is the $5 per person.