Answer:
A) The value of x is incorrect. He should be using 28/21 instead of 21/28.
Explanation:
Recall that . This means that the correct setup would be since 28 is opposite of x° and 21 is adjacent to x°. Thus, your solution would be
The value of x is incorrect he should be using 28/21 instead of 21/28
tan = opp/adj
tanx = 28/21
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