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i need someone to show the formula for this problem and amswer i have 16 not sure
sally's art project is in the shape of a circle. she wants to put a piece of glitter string around the adge of her project has a radius of 4 inches, how much string will she need?

  • math -

    perimeter of a circle = 2πr
    you say that r = 4

    so perimeter = 2π(4) = 8π = appr 25.1 inches

  • math -


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