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Find the reference angle for 210 degrees - YouTube
210 angle degree
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Solution: what is the reference angle for 210 degrees?Mathematics for blondes: cotangent 210 degrees 210 angle reference degrees position standard solution draw.
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%2Cline(0%2C-10%2C0%2C10)%2C%0D%0Alocate(-2%2C2.5%2C"210%B0")%2C%0D%0Aarc(0%2C0%2C4%2C-4%2C0%2C210)%2C+line(7cos(210*pi%2F180)%2C7sin(210*pi%2F180))+))