Answers

2014-01-08T16:14:38+08:00
C = 2 \pi r
 100 = 2 \pi r

r =  \frac{100}{2 \pi } 


r= \frac{50}{ \pi y}

A =  \pi r^{2}
A= \pi \frac{50}{ \pi }^2 
A= \frac{10000}{ \pi } 
0
please ignore the A hut thing of the final answer! I made a mistake in writing the equation...the final answer is 10000/ pi meters