Problem 77 of 7
Find the missing acute angle using inverse tangent from opposite 10, adjacent 10.
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use ratio and inverse trig.
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Use inverse tangent with opposite over adjacent; reference angle must be acute.
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Solution
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1. Identify opposite and adjacent legs relative to the unknown angle.
2. Write tan(theta)=opposite/adjacent.
3. Apply inverse tangent to find theta.
Use the worked steps, then substitute the final answer back into the original relationship to confirm it satisfies the prompt.
Using hypotenuse with tangent.