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Find the missing value to the nearest tenth. tan ___ = 45 Answer A. 88.7º B. 77.4º C. 49.4º D. 67.4º
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i think its a
It is a, yes. http://www.wolframalpha.com/input/?i=arctan%2845%29 The opposite of tangent is arctan or tan^(-1). You can calculate that with a ti-83 or wolframalpha. Just take the arctan of 45 and it gives you the angle.
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