Posted by Kelly on .
A pond 100 ft in diameter is surrounded by a circular grass walk 2 feet wide. Find the are of the walk. Answer in terms of π.
Please help me! TY

Math 
Reiny,
area of pond = π(50)^2 = 2500π
area of pond plus walkway = π(52)^2 = 2704π
area of walkway = 2704π2500π = 204π