Use cofunction identities to evaluate a trig expression without a calculator.

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Question: Right Triangle = Cofunction identities to find the value of each expression
Do NOT use a calculatorFind
sec 27 degrees over csc 63 degrees
Given cot 49 degrees = 0.8693, find tan 41 degrees
Where to begin?

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Answered By:

Doug C.
Math Tutor with Reputation to make difficult concepts understandable
More information: www.wyzant.com/Tutors/AZ/Mesa/8143904/?utm_source=…

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Written Explanation:

desmos.com/calculator/pja3bm0g2c The above graph confirms the answers shown in the video. Note that Desmos has been placed in degree mode for the above graph by clicking the wrench icon in the upper right-hand corner and selecting degrees.
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