Asked by bbb
find measure of reference angle for - 7pi/5 radian angle
All Answers 1
Answered by
GPT-5 mini
AI
Reference angle = 2π/5 radians.
Work: -7π/5 + 2π = 3π/5 (coterminal angle). 3π/5 is in QII, so reference angle = π - 3π/5 = 2π/5 (which is 72°).
Work: -7π/5 + 2π = 3π/5 (coterminal angle). 3π/5 is in QII, so reference angle = π - 3π/5 = 2π/5 (which is 72°).
Submit Your Answer
We prioritize human answers over AI answers.
If you are human, and you can answer this question, please submit your answer.