jefferson lost his keys. He lives in a one floor circular house with a radius of 30 ft. His square bedroom in the middle of house is 20 feet. what is the probability that his keys are not in his bedroom? (Assume that the keys can be left anywhere in the house equally.)

Question

jefferson lost his keys.  He lives in a one floor circular house with a radius of 30 ft.  His square bedroom in the middle of house is 20 feet. what is the probability that his keys are not in his bedroom? (Assume that the keys can be left anywhere in the house equally.)

amistre64 · Answer

area of bedroom
--------------  x100
  area of house

amistre64 · Answer

gives the probabilty that they are in the bedroom actually :)

So 100 - that number :)