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March 27, 2017

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The area of a triangle varies jointly as its base and altitude. By what percent will the area change if the base is increased by 15% and the altitude decreased by 25%?

  • Math - ,

    (1.15)*(1.25) = 1.4375 is the change factor. Subtract 1 for the actal increase. Then convert that to %

    There is a 43.75% increase

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