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A child flies a kite at a height of 150 ​ft, the wind carrying the kite horizontally away from the child at a rate of 78 ft/sec. How fast must the child let out the string when the kite is 390 ft away from the​ child?

User Syam
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2 Answers

1 vote

Answer: the answer is 24.5 feet per second

User Jayamurugan
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5 votes

Answer:

About 24.5 feet per second

Explanation:

See photos. The step are labeled.

A child flies a kite at a height of 150 ​ft, the wind carrying the kite horizontally-example-1
A child flies a kite at a height of 150 ​ft, the wind carrying the kite horizontally-example-2
User Guedes
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