SOLUTION: hi, i would like to how can i solve the following problem: ''the circumference of a semi-circle is 1000m. find its area.'' so please can you help me with this problem. thanks!

Algebra ->  Circles -> SOLUTION: hi, i would like to how can i solve the following problem: ''the circumference of a semi-circle is 1000m. find its area.'' so please can you help me with this problem. thanks!       Log On


   

Question 91319: hi, i would like to how can i solve the following problem: ''the circumference of a semi-circle is 1000m. find its area.''
so please can you help me with this problem.
thanks!
Answer by checkley71(8403) About Me  (Show Source):
You can put this solution on YOUR website!
the circumferance of a circle is 2pir or
1/2*2pir=100
pir=100
3.14r=100
r=100/3.14
r=31.85m.
area of a circle is pir^2
a=3.14*31.85^31.85
a=3.14*1014.4
a=3184m^2