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A dart hits each dartboard below at random. What is the probability that the dart will land in the darkly shaded area?

  1. First find the total area of the dartboard. ?

    Subtract the area of the lighter, smaller circle from the total area of the whole circle.

    Divide the difference between the areas of the dartboardand the small circle by the area of the dartboard.

  1. Use the same method from part (a).