Answer:

Step-by-step explanation:
<em>The question is illustrated with the attached figure.</em>
Required
Determine XY
To solve for XY, we make use of the tan function, which states that:

In this case:

Substitute 4 for YZ

Make XY the subject


So, the expression becomes:

Rationalize:


Answer:
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Step-by-step explanation:
Answer:
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Step-by-step explanation:OKKK
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