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math

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tree casts a shadow 32 feet on the ground. If the distance from the end of the shadow to the top of the tree is 40 feet, how tall is the tree?

  • math -

    a^2 + b^2 = c^2

    32^2 + b^2 = 40^2
    1444 + b^2 = 1600
    b^2 = 1600 - 1444
    b^2 = 156
    b = 12.49 feet

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