SOLUTION: Given a circle U which has a center at coordinates (1,3) and a point on its circumference at (2, 2), what is the area of the circle?

Algebra ->  Circles -> SOLUTION: Given a circle U which has a center at coordinates (1,3) and a point on its circumference at (2, 2), what is the area of the circle?      Log On


   

Question 886433: Given a circle U which has a center at coordinates (1,3) and a point on its circumference at (2, 2), what is the area of the circle?
Answer by josgarithmetic(39618) About Me  (Show Source):
You can put this solution on YOUR website!
The radius will be size of the distance from (1,3) to (2,2).

r=sqrt%28%281-2%29%5E2%2B%283-2%29%5E2%29

and area of the circle is pi%2Ar%5E2=highlight_green%28pi%2A%28%281-2%29%5E2%2B%283-2%29%5E2%29%29.
Just needs simplification.