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The Washington Monument is the tallest structure in Washington D.C. At the same time the monument casts a shadow that is about 500 feet long, a 40 foot flagpole nearby casts a shadow that is about 36 feet long. Make a sketch. Find the approximate height of the monument.

  • math -

    Use a proportion. Cross multiply and solve for x.

    x/500 = 40/36

  • math -

    Still don't understand :/ help please.

  • math -

    x/500 = 40/36

    36x = 20,000

    x = 20,000 / 36

    x = 555.6

    The Washington Monument is about 556 feet tall.

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