A 50-Meter Line Is Used to Tether a Helium-Filled Balloon

question 9

Multiple Choice

A 50-meter line is used to tether a helium-filled balloon.Because of a breeze,the line makes an angle of approximately 55° with the ground.What is the height of the balloon? (Round the answer to one decimal place. ) ​

• A)45 m
• B)41 m
• C)43 m
• D)49 m
• E)47 m

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Definitions:

Sequential Search

Sequential search is a method for finding a target value within a list; it sequentially checks each element of the list until a match is found or the whole list has been searched.

Array

A data structure that stores a fixed-size sequential collection of elements of the same type.

Key Comparisons

Operations in algorithms that involve comparing elements to sort them or determine their uniqueness.