a rope from the top of a flagpole is attached to a stake in the ground 19 feet from the pole. If the rope is 28 feet long, how tall is the pole?

asked Oct 14, 2021 13.3k views

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3 votes

Answer:20.5

Explanation:

a²+b²=c²

a²+19²=28²

a²+316=784

subtract 361 from both sides

a²=423

√423=20.5

Ericmp answered Oct 19, 2021

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