Problem 64 of 7
Locate common radian angle 7pi/4 on the unit circle.
Hints
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connect pi fractions to rotations.
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Connect pi fractions to rotations in quadrants and axes.
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Correct
Your answer is equivalent to the expected form.
Solution
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1. Convert to a familiar degree measure if helpful.
2. Find the quadrant or axis after rotating from the positive x-axis.
3. State reference angle when relevant.
Use the worked steps, then substitute the final answer back into the original relationship to confirm it satisfies the prompt.
Degree-location mismatches for pi fractions.