Therefore, the numerator of the first radian in the second quadrant is 5. For example, to find the numerator of the first radian in the second quadrant, you would subtract 1 from the denominator of the first radian in the first quadrant, or 6-1. It means that in order to get the numerator of each radian in this quadrant, you need to subtract 1 from the denominator of the corresponding radian in the first quadrant. "Subtract" corresponds with the top left quadrant, or the second quadrant. It means that you'll need to memorize all of the radians in the first quadrant.
"All" corresponds with the top right quadrant in the circle, or the first quadrant. To memorize the unit circle, use the acronym ASAP, which stands for "All, Subtract, Add, Prime." Each word represents a different quadrant in the unit circle. This article has been viewed 391,660 times.Ī unit circle can help you see the relationship between cosine and sine coordinates of angles along with the measurement of the angles in radians. This article received 19 testimonials and 87% of readers who voted found it helpful, earning it our reader-approved status. WikiHow marks an article as reader-approved once it receives enough positive feedback.
There are 8 references cited in this article, which can be found at the bottom of the page. Jake holds a BS in International Business and Marketing from Pepperdine University.
#Unit circle chart professional
With over 14 years of professional tutoring experience, Jake is dedicated to providing his clients the very best online tutoring experience and access to a network of excellent undergraduate and graduate-level tutors from top colleges all over the nation. Jake Adams is an academic tutor and the owner of Simplifi EDU, a Santa Monica, California based online tutoring business offering learning resources and online tutors for academic subjects K-College, SAT & ACT prep, and college admissions applications. This article was co-authored by Jake Adams and by wikiHow staff writer, Danielle Blinka, MA, MPA.
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