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Two pieces of leather in the shape of the number 8 are used to make the surface of the ball used in the game of softball. The radius of the softball is 3.6 cm. What area of leather is required to make one of the figure 8 pieces?

  • Math -

    each piece is half the surface area

    so, each piece is 2 pi * 3.6^2 = 81.43 cm^2

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