Sagot :
Answer:
1. What is the radius of a circle that has a circumference of 31.4 meters?
A. 5m
B. 10m
C. 15m
Solution:
in the circumference of 31.4 meters the radius is usely on 5 meters.
using the formula:
a=15m
c=5m
r=5m
therefore the answer is A. 5m