Lesson 1 - Scottsbluff Public Schools

II UNIT CIRCLE: The unit circle. is the circle with radius = 1, center is located at the origin. What is the equation of this circle? Important Terms: A. Initial side: B. Terminal side: C. Coterminal angles: D. Reference angles: The initial and terminal sides form an angle at the center. if the terminal side rotates CCW, the angle is positive ................
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