Trigonometry homework help

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Mathematics

Description

Please check the ones I answered (if wrong please correct them) and answer the ones I couldn't. There are eight answered and three unanswered questions.

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Explanation & Answer

1) The trig function used to find the angle C would be cos−1 because we have AC and BC. BC is the hypotenuse while AC is adjacent. Cosine is the function for adjacent/hypotenuse.    
2) tan(30°) is actually √3/3 or 1/√3, not ½.
3) Correct
4) Correct
5) Corr...


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