Find the total distance of the figure and its area Please show work (:

Do 3.14(DATS PI) times the radius(HALF THE DIAMETER)(AKA 14) squared. so 14 squared is 194, then do 194 times 3.14 and get 615.44, but that's for a FULL circle sooo divide it by 2. YOUR FINAL ANSWER IS 307.72 meters squared