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a flagpole casts a shadow that is 20 feet long. a signpost near the flagpole is 5 feet tall, and it casts a shadow that is 8 feet long. set up and solve a proportion to predict the height of the flagpole.
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a flagpole casts a shadow that is 20 feet long. a signpost near the flagpole is 5 feet tall, and it casts a shadow that is 8 feet long. set up and solve a proportion to predict the height of the flagpole.

User SeeDerekEngineer
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7.9k points

1 Answer

4 votes
5/8= x/20
Cross multiply
8x=20x5
8x=100
x=12.5
User Dpjanes
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8.6k points
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