Concept explainers
Find the height of the balloon.
Answer to Problem 7P
317 feet
Explanation of Solution
Given:
The distance from the point directly under a hot air balloon to the point where the balloon is staked to the ground with a rope is 285 ft. The angle of elevation up the rope to the balloon is
Formula Used:
Calculation:
Represent the given situation :
We need to find y .
Use the tan formula :
So, the height of the balloon is 317 feet.
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