algebra

at 5 p.m., a person 5 feet tall casts a 10-foot shadow. at the same time, a flagpole casts a 40-foot shadow?

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  1. Use a proportion. Cross multiply and solve for x.

    5/10 - x/40

  2. at 5 p.m., a person 5 feet tall casts a 10-foot shadow. at the same time, a flagpole casts a 40-foot shadow. what is the height of the triangle?

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  3. 20 foot

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